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NASA Ames Astrogram – September/October 2024


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TIME Recognizes the Advanced Composite Solar Sail System

In October, the Advanced Composite Solar Sail System a project managed at NASA Ames, was recognized by TIME Magazine as a “Top Invention of 2024”! TIME Magazine also recognized two other NASA missions this year: Europa Clipper, and the Deep Space Optical Communications experiment.   

The Advanced Composite Solar Sail System is a demonstration of technologies that enable spacecraft to “sail on sunlight,” using solar radiation for propulsion. Results from this mission could provide an alternative to chemical and electric propulsion systems and guide the design of future larger-scale spacecraft for space weather early warning satellites, near-Earth asteroid reconnaissance missions, or communications relays for crewed exploration missions at the Moon and Mars.  

SolarSail
The Advanced Composite Solar Sail System a project managed at NASA Ames, was recognized by TIME Magazine as a “Top Invention of 2024.”
NASA

This twelve-unit (12U) CubeSat features a reflective sail held taut by composite booms made from flexible polymer and carbon fiber materials that are stiffer and lighter than previous designs. The square-shaped solar sail measures approximately 80 square meters, but the new boom technology could support future missions for solar sails up to 500 square meters.   

The mission launched on April 23 via a Rocket Lab Electron rocket and met its primary objective in August by deploying the boom and sail system in space. Next, the team will attempt to demonstrate maneuverability in orbit using the sail.   

Congratulations to the Advanced Composite Solar Sail System team and the Small Spacecraft Technology program office, based at Ames, for this well-earned recognition. Their contributions continue to push the boundaries of what we can achieve at NASA, and this acknowledgment highlights the capabilities and vision of our center.   

Representative Anna Eshoo Recognized for 32 Years of Distinguished Public Service

On Oct. 29, Ames hosted a recognition event for Representative Anna Eshoo to honor her 32 years of public service and to thank her for her enduring support for NASA and our center. Representative Eshoo announced her retirement from Congress in 2023.

On Oct. 29, Ames Center Director Dr. Eugene Tu presented the Pioneer Plaque to Congresswoman Anna Eshoo in the ballroom of Building 3 at NASA Research Park.
On Oct. 29, Ames Center Director Dr. Eugene Tu presented the Pioneer Plaque to Congresswoman Anna Eshoo in the ballroom of Building 3 at NASA Research Park.
NASA photo by Brandon Torres

Representative Zoe Lofgren, public officials from across the Bay Area, and colleagues from around the center were in attendance to celebrate Representative Eshoo’s decades of tireless support. During the formal program, Ames Center Director Dr. Eugene Tu presented her with a replica of a Pioneer Plaque (photo above) as a token of appreciation for her many years as a champion for NASA Ames – from Hangar One, to the USGS Building, and the Moffett Field Museum.

Congresswoman Anna Eshoo gives remarks to the audience during the unveiling of her commemorative plaque at the Moffett Field Museum, in NASA Research Park.
Congresswoman Anna Eshoo gives remarks to the audience during the unveiling of her commemorative plaque at the Moffett Field Museum, in NASA Research Park, on Oct. 29.
NASA photo by Brandon Torres

Safety Day Organizational Silence Town Hall Held

On Oct. 1, a Safety Day Organizational Silence Town Hall was held that focused on employee feedback and insights from prior Safety Culture, Federal Employee Viewpoint, and DEIA Organizational Climate surveys.

Fostering a psychologically safe culture of open communication at NASA and Ames is imperative for the safety of our team and for the collective success of our missions. This is a topic of particular interest and concern to Ames center leadership. 

Acting Director of the NASA Safety Center Bob Conway conducts a hybrid town hall event in the Syvertson Auditorium, N201, on Organizational Silence.
Acting Director of the NASA Safety Center Bob Conway speaks during the Oct. 1 Safety Day Organization Silence Town Hall.
NASA photo by Don RIchey

Acting Director of the NASA Safety Center, Bob Conway, presented in person at Ames to conduct the hybrid town hall event in the N201 auditorium on Organizational Silence. In addition to valuable insights and tactics, there was the opportunity for employees to ask questions via a Conference I/O channel and in person during the event. 

SafetyOrgSilenceTownHall
Following the main presentation, Associate Center Director Amir Deylami, at the podium, leads a question-and-answer session with the town hall audience and online attendees of the Safety Day: Organizational Silence town hall, with (seated left to right) Acting Director of the NASA Safety Center Bob Conway, Deputy Center Director David Korsmeyer, Director of Safety and Mission Assurance Directorate Drew Demo, and Director of Center Operations Directorate Aga Goodsell.
NASA photo by Don RIchey

Deputy Administrator Pam Melroy Visits Ames, Attends Roundtable Discussions

NASA Deputy Administrator Pam Melroy speaks with NASA 2040 participants in the lobby of N232, during her visit to Ames on Sept. 16.
NASA Deputy Administrator Pam Melroy speaks with NASA 2040 participants in the lobby of N232, during her visit to Ames on Sept. 16.
NASA photo by Brandon Torres

On Sept. 16, Ames welcomed NASA Deputy Administrator Pam Melroy to the center. Having toured the facilities at Ames on past visits, Melroy visited the center to engage in several roundtable discussions with employees focused on procurement, NASA 2040, and leadership. She also greeted a delegation from the American Chamber of Commerce in Australia, with Australia being among the original eight international partners to sign on to the Artemis Accords in 2020. Across all of her conversations, Melroy voiced her appreciation for the Ames workforce for their steadfast dedication. She also consistently expressed her admiration for the diverse array of foundational work being done at Ames to advance NASA’s mission. 

President of Latvia, Edgars Rinkēvičs Visits Ames

The President of Latvia Edgars Rinkēvičs visited Ames on Sept. 18 to learn about our aeronautics research and some of the center’s technical capabilities. Accompanied by a delegation of Latvian business representatives, the president visited the Airspace Operations Lab and FutureFlight Central.  

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President of Latvia Edgars Rinkēvičs, right, chats with Ames Center Director Dr. Eugene Tu, second from right, while in FutureFlight Central.
NASA photo by Brandon Torres

During the visit, he was briefed on the center’s air traffic management simulation capabilities aimed at solving the challenges – present and emerging – of the nation’s air traffic management system. Center experts discussed innovative work in airspace management, including commercial and public safety drone operations that extend from local incidents to large-scale disaster response. Through these international visits, we are showcasing NASA to the world.  

Discussions, Lightning Pitches Presented at Ames’ Aeronautics Innovation Forum

The 2024 Aeronautics Innovation Forum was held Sept. 17 – 19, supporting aeronautics research and innovation. A panel discussion, “Aeronautics & Space Economy” was held the first day with Dr. Parimal Kopardekar, Director of the NASA Aeronautics Research Institute (NARI) acting as the moderator. Panelists were Dr. Alex MacDonald, Chief Economist, NASA; Peter Shannon, Radius Capital, AAM Investor; Julia Black, Director of Range Operations, Stoke Space; and Dr. Yewon Kim, Professor, Stanford Graduate School of Business. Facility tours were also given during the forum. Lightning pitches were presented, along with an All Hands meeting, an aeronautics taco fiesta picnic and games at the Ames Park, and an ice cream social and Aeronautics Innovation Center (AIC) discussion.

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Director of NASA’s Aeronautics Research Institute (NARI) Parimal Kopardekar (PK) moderates a panel session “Aeronautics & Space Economy” during the 2024 Ames Aeronautics Innovation Forum in the Syvertson Auditorium.
NASA photo by Don Richey
Don Durston gives his lightening pitch on day three of the 2024 Ames Aeronautics Innovation Forum in the Syvertson Auditorium, N201.
Nelson Iwai gives attendees of the 2024 Ames Aeronautics INNOVATION Forum a tour of the Aerospace Cognitive Engineering Lab Rapid Automation Test Environment (ACEL-RATE) in N262.
NASA photo by Don Richey
Don Durston gives his lightening pitch on day three of the 2024 Ames Aeronautics Innovation Forum in the Syvertson Auditorium, N201.
Don Durston gives his lightening pitch on day three of the 2024 Ames Aeronautics Innovation Forum in the Syvertson Auditorium.
NASA photo by Don Richey
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Following the 2024 Ames Aeronautics Innovation Forum, attendees met in Mega-Bytes for an ice cream social and to discuss the Aeronautics Innovation Center.
NASA photo by Don Richey

NASA and Partners Scaling to New Heights in Air Traffic Management

by Hillary Smith

NASA, in partnership with AeroVironment and Aerostar, recently demonstrated a first-of-its-kind air traffic management concept that could pave the way for aircraft to safely operate at higher altitudes.

This work seeks to open the door for increased internet coverage, improved disaster response, expanded scientific missions, and even supersonic flight. The concept is referred to as an Upper-Class E traffic management, or ETM.  There is currently no traffic management system or set of regulations in place for aircraft operating 60,000 feet and above. There hasn’t been a need for a robust traffic management system in this airspace until recently. That’s because commercial aircraft couldn’t function at such high altitudes due to engine constraints.  

NASA and partners from Aerostar and AeroVironment discuss a simulation of a high-altitude air traffic management system in the Airspace Operations Lab at NASA’s Ames Research Center in California’s Silicon Valley.
NASA and partners from Aerostar and AeroVironment discuss a simulation of a high-altitude air traffic management system in the Airspace Operations Lab at NASA Ames.
NASA photo by Don Richey

However, recent advancements in aircraft design, power, and propulsion systems are making it possible for high- altitude, long-endurance vehicles — such as balloons, airships, and solar aircraft — to coast miles above our heads, providing radio relay for disaster response, collecting atmospheric data, and more.  

But before these aircraft can regularly take to the skies, operators must find a way to manage their operations without overburdening air traffic infrastructure and personnel.  

“We are working to safely expand high-altitude missions far beyond what is currently possible,” said Kenneth Freeman, a subproject manager for this effort at NASA’s Ames Research Center in California’s Silicon Valley. “With routine, remotely piloted high-altitude operations, we have the opportunity to improve our understanding of the planet through more detailed tracking of climate change, provide internet coverage in underserved areas, advance supersonic flight research, and more.” 

Current high-altitude traffic management is processed manually and on a case-by-case basis. Operators must contact air traffic control to gain access to a portion of the Class E airspace. During these operations, no other aircraft can enter this high-altitude airspace. This method will not accommodate the growing demand for high-altitude missions, according to NASA researchers.  

To address this challenge, NASA and its partners have developed an ETM traffic management system that allows aircraft to autonomously share location and flight plans, enabling aircraft to stay safely separated. 

During the recent traffic management simulation in the Airspace Operations Laboratory at Ames, data from multiple air vehicles was displayed across dozens of traffic control monitors and shared with partner computers off site.

This included aircraft location, health, flight plans and more. Researchers studied interactions between a slow fixed-wing vehicle from AeroVironment and a high-altitude balloon from Aerostar operating at stratospheric heights.

Each aircraft, connected to the ETM traffic management system for high altitude, shared location and flight plans with surrounding aircraft.  

This digital information sharing allowed Aerostar and AeroVironment high-altitude vehicle operators to coordinate and deconflict with each other in the same simulated airspace, without having to gain approval from air traffic control.

Because of this, aircraft operators were able to achieve their objectives, including wireless communication relay. 

This simulation represents the first time a traffic management system was able to safely manage a diverse set of high-altitude aircraft operations in the same simulated airspace.

Next, NASA researchers will work with partners to further validate this system through a variety of real flight tests with high-altitude aircraft in a shared airspace.   

The Upper-Class E traffic management concept was developed in coordination with the Federal Aviation Administration and high-altitude platform industry partners, under NASA’s National Airspace System Exploratory Concepts and Technologies subproject led out of Ames.  

Starship Super Heavy Breezes Through Wind Tunnel Testing at NASA Ames

by Lee Mohon

NASA and its industry partners continue to make progress toward Artemis III and beyond, the first crewed lunar landing missions under the agency’s Artemis campaign. SpaceX, the commercial Human Landing System (HLS) provider for Artemis III and Artemis IV, recently tested a 1.2% scale model of the Super Heavy rocket, or booster, in the transonic Unitary Plan Wind Tunnel at NASA Ames. The Super Heavy rocket will launch the Starship human landing system to the Moon as part of Artemis.

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A 1.2% scale model of the Super Heavy rocket that will launch the Starship human landing system to the Moon for future crewed Artemis missions was recently tested at NASA Ames’ transonic wind tunnel, providing valuable information on vehicle stability when re-entering Earth’s atmosphere.
NASA

During the tests, the wind tunnel forced an air stream at the Super Heavy scale model at high speeds, mimicking the air resistance and flow the booster experiences during flight. The wind tunnel subjected the Super Heavy model, affixed with pressure-measuring sensors, to wind speeds ranging from Mach .7, or about 537 miles per hour, to Mach 1.4, or about 1,074 miles per hour. Mach 1 is the speed that sound waves travel, or 761 miles per hour, at sea level.

Engineers then measured how Super Heavy model responded to the simulated flight conditions, observing its stability, aerodynamic performance, and more. Engineers used the data to update flight software for flight 3 of Super Heavy and Starship and to refine the exterior design of future versions of the booster. The testing lasted about two weeks and took place earlier in 2024.

After Super Heavy completes its ascent and separation from Starship HLS on its journey to the Moon, SpaceX plans to have the booster return to the launch site for catch and reuse. The Starship HLS will continue on a trajectory to the Moon.

To get to the Moon for the Artemis missions, astronauts will launch in NASA’s Orion spacecraft aboard the SLS (Space Launch System) rocket from the agency’s Kennedy Space Center in Florida. Once in lunar orbit, Orion will dock with the Starship HLS or with Gateway. Once the spacecraft are docked, the astronauts will move from Orion or Gateway to the Starship HLS, which will bring them to the surface of the Moon. After surface activities are complete, Starship will return the astronauts to Orion or Gateway waiting in lunar orbit. The astronauts will transfer to Orion for the return trip to Earth. 

With Artemis, NASA will explore more of the Moon than ever before, learn how to live and work away from home, and prepare for future human exploration of the Red Planet. NASA’s SLS, exploration ground systems, and Orion spacecraft, along with the human landing system, next-generation spacesuits, Gateway lunar space station, and future rovers are NASA’s foundation for deep space exploration.

2024 NASA SmallSat In-Person LEARN Forum Held

Audience members participate in a discussion during the 2024 NASA SmallSat Learning from Experience, Achievements, and Resolution, Navigation LEARN forum in the ballroom of Building 3 at NASA Research Park.
Audience members participate in a discussion during the 2024 NASA SmallSat Learning from Experience, Achievements, and Resolution, Navigation LEARN forum held Sept. 24 in the ballroom of Building 3 at NASA Research Park.
NASA
NASA Conjunction Assessment Program Officer Lauri Newman speaks at the 2024 NASA SmallSat Learning from Experience, Achievements, and Resolution, Navigation LEARN forum in the ballroom of Building 3 at NASA Research Park.
NASA Conjunction Assessment Program Officer Lauri Newman speaks at the 2024 NASA SmallSat Learning from Experience, Achievements, and Resolution, Navigation LEARN forum in the ballroom of Building 3 at NASA Research Park.
NASA
Attendees of the 2024 NASA SmallSat Learning from Experience, Achievements, and Resolution, Navigation LEARN forum read about other projects during the poster session in the ballroom of Building 3 at NASA Research Park.
Attendees of the 2024 NASA SmallSat Learning from Experience, Achievements, and Resolution, Navigation LEARN forum read about other projects during the poster session in the ballroom of Building 3 at NASA Research Park.
NASA

NASA Astronauts, Leadership Visit Children’s Hospital, Cancer Moonshot Event

NASA astronauts, scientists, and researchers, and leadership from the University of California, San Francisco (UCSF) met with cancer patients and gathered in a discussion about potential research opportunities and collaborations as part of President Biden and First Lady Jill Biden’s Cancer Moonshot initiative on Oct. 4.

Roundtable discussions centered conversation around the five hazards of human spaceflight: space radiation, isolation and confinement, distance from Earth, gravity, and closed or hostile environments. Many of these hazards have direct correlations to a cancer patient’s lived experience, like the isolation of a hospital room and long-term effects of radiation.

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NASA astronaut Yvonne Cagle and former astronaut Kenneth Cockrell pose with Eli Toribio and Rhydian Daniels at the University of California, San Francisco Bakar Cancer Hospital. Patients gathered to meet the astronauts and learn more about human spaceflight and NASA’s cancer research efforts.
NASA photo by Brandon Torres

During the visit with patients at the UCSF Benioff Children’s Hospital San Francisco, NASA astronaut Yvonne Cagle and former astronaut Kenneth Cockrell answered questions about spaceflight and life in space.

Patients also received a video message from NASA astronauts Suni Williams and Butch Wilmore from the International Space Station, and met with the Director of NASA’s Johnson Space Center in Houston Vanessa Wyche, Ames Center Director Dr. Eugene Tu, and other agency leaders.

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Leadership from NASA and the University of California, San Francisco gathered for an informal luncheon before a collaborative roundtable discussion of research opportunities. From left to right, Alan Ashworth, president of the UCSF Helen Diller Family Comprehensive Cancer Center, Dr. Eugene Tu, director NASA Ames, Dr. David Korsmeyer, deputy director NASA Ames, Sam Hawgood, chancellor of UCSF, and Vanessa Wyche, director NASA’s Johnson Space Center in Houston.
NASA photo by Brandon Torres

By connecting the dots between human space research and cancer research, NASA and the University of California hope to open doors to innovative new research opportunities. NASA is working with researchers, institutions, and agencies across the federal government to help cut the nation’s cancer death rate by at least 50% in the next 25 years, a goal of the Cancer Moonshot Initiative.

Learn more about the Cancer Moonshot at: https://www.whitehouse.gov/cancermoonshot

NASA Begins New Deployable Solar Array Tech Demo on Pathfinder Spacecraft

by Gianine Figliozzi

NASA recently evaluated initial flight data and imagery from Pathfinder Technology Demonstrator-4 (PTD-4), confirming proper checkout of the spacecraft’s systems including its on-board electronics as well as the payload’s support systems such as the small onboard camera. Shown below is a test image of Earth taken by the payload camera, shortly after PTD-4 reached orbit. This camera will continue photographing the technology demonstration during the mission. 

Payload operations are now underway for the primary objective of the PTD-4 mission – the demonstration of a new power and communications technology for future spacecraft. The payload, a deployable solar array with an integrated antenna called the Lightweight Integrated Solar Array and anTenna, or LISA-T, has initiated deployment of its central boom structure. The boom supports four solar power and communication arrays, also called petals. Releasing the central boom pushes the still-stowed petals nearly three feet (one meter) away from the spacecraft bus. The mission team currently is working through an initial challenge to get LISA-T’s central boom to fully extend before unfolding the petals and beginning its power generation and communication operations.

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A test image of Earth taken by NASA’s Pathfinder Technology Demonstrator-4’s onboard camera. The camera will capture images of the Lightweight Integrated Solar Array and anTenna upon deployment.
NASA

Small spacecraft on deep space missions require more electrical power than what is currently offered by existing technology. The four-petal solar array of LISA-T is a thin-film solar array that offers lower mass, lower stowed volume, and three times more power per mass and volume allocation than current solar arrays. The in-orbit technology demonstration includes deployment, operation, and environmental survivability of the thin-film solar array.  

“The LISA-T experiment is an opportunity for NASA and the small spacecraft community to advance the packaging, deployment, and operation of thin-film, fully flexible solar and antenna arrays in space. The thin-film arrays will vastly improve power generation and communication capabilities throughout many different mission applications,” said Dr. John Carr, deputy center chief technologist at NASA’s Marshall Space Flight Center in Huntsville, Alabama. “These capabilities are critical for achieving higher value science alongside the exploration of deep space with small spacecraft.”

The Pathfinder Technology Demonstration series of missions leverages a commercial platform which serves to test innovative technologies to  increase the capability of small spacecraft. Deploying LISA-T’s thin solar array in the harsh environment of space presents inherent challenges such as deploying large highly flexible non-metallic structures with high area to mass ratios. Performing experiments such as LISA-T on a smaller, lower-cost spacecraft allows NASA the opportunity to take manageable risk with high probability of great return. The LISA-T experiment aims to enable future deep space missions with the ability to acquire and communicate data through improved power generation and communication capabilities on the same integrated array.

The PTD-4 small spacecraft is hosting the in-orbit technology demonstration called LISA-T. The PTD-4 spacecraft deployed into low Earth orbit from SpaceX’s Transporter-11 rocket which launched from Space Launch Complex 4E at Vandenberg Space Force Base in California on Aug. 16. NASA’s Marshall Space Flight Center in Huntsville, Alabama designed and built the LISA-T technology as well as LISA-T’s supporting avionics system. NASA’s Small Spacecraft Technology program, based at NASA’s Ames Research Center in California’s Silicon Valley and led by the agency’s Space Technology Mission Directorate, funds and manages the PTD-4 mission as well as the overall Pathfinder Technology Demonstration mission series. Terran Orbital Corporation of Irvine, California, developed and built the PTD-4 spacecraft bus, named Triumph.

2024 Silver Snoopy Awards Presented by Astronaut Nicole Mann

On Oct. 24, Astronaut Nicole Mann presented the Silver Snoopy Awards in the Syvertson Auditorium at the center. The Silver Snoopy best symbolizes the intent and spirit of Space Flight Awareness.  An astronaut always presents the Silver Snoopy because it is the astronauts’ own award for outstanding performance, contributing to flight safety and mission success.  Fewer than one percent of the aerospace program workforce receive it annually, making it a special honor to receive this award.

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Silver Snoopy Award recipient Tomomi Oishi (holding award) and Astronaut Nicole Mann with colleagues in the Syvertson Auditorium during the award ceremony on Oct. 24.
NASA photo by Brandon Torres
Silver Snoopy Ali Luna
Silver Snoopy Award presented to Ali Guarneros Luna, center, by Center Director Dr. Eugene Tu, left, and Astronaut Nicole Mann in the Syvertson Auditorium on Oct. 24.
NASA photo by Brandon Torres

Jordan Kam Receives a Society of Hispanic Professional Engineers (SHPE) Undergraduate Research Competition Award

by Maria C. Lopez

Jordan Kam, a rising star at NASA Ames and a dedicated member of the Ames Hispanic Advisory Committee for Employees (HACE), recently received the prestigious Society of Hispanic Professional Engineers (SHPE) Undergraduate Research Competition Award at the SHPE 50th National Convention held in Anaheim, California.

Jordan is in the attached photo with Oscar Dubón, Professor of Materials Science & Engineering (MSE) and Associate Dean of Students in the College of Engineering at UC Berkeley, and Marvin Lopez, Director of Student Programs, College of Engineering at UC Berkeley.
Left to right, at the SHPE 50th National Convention award ceremony: Oscar Dubón, professor of Materials Science & Engineering (MSE) and associate dean of Students in the College of Engineering at UC Berkeley; Jordan Kam, recipient of the SHPE Undergraduate Research Competition Award; and Marvin Lopez, director of Student Programs, College of Engineering at UC Berkeley.

Currently pursuing an engineering degree at UC Berkeley, Jordan also is interning at NASA Ames through the Volunteer Internship Program, supporting the Intelligent Systems Division. Jordan’s award-winning research, entitled “Development of The Wireless Prototype ‘STAMPS’ for Data Acquisition, Analysis, and Visualization,” focuses on the System for Telemetry Amalgamation of Multimodal Prognostics. This innovative project plays a crucial role in diagnostics and prognostics for the Earth Independent Operations (EIO) Domain, which is essential for NASA’s Mars Campaign efforts.

The SHPE National Convention is the largest annual gathering of Hispanic STEM students and professionals, with more than 20,000 members dedicated to promoting Hispanic leadership in STEM fields. Jordan’s achievement is not only a testament to hard work and dedication but also an inspiration to all of us.

Celebrating Hispanic Heritage Month: Ignacio Lopez-Francos Featured in Newsweek En Español

by Maria C. Lopez

In honor of Hispanic Heritage Month, Newsweek En Español has released a special October/November edition that highlights Hispanics around the globe who are making significant contributions to the field of artificial intelligence. NASA Ames’ very own Ignacio Lopez-Francos has been featured in this prestigious publication!

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Ignacio Lopez-Francos, a principal research engineer with the Intelligent Systems Division at NASA Ames has been featured in this Newsweek En Español.

Ignacio is a principal research engineer with the Intelligent Systems Division at NASA Ames, working through the KBR Wyle Services, LLC contract. Ignacio’s groundbreaking research focuses on applied AI for robot autonomy, encompassing core areas such as vision-based navigation, 3D scene reconstruction, geospatial mapping, edge computing, and foundation models. In addition to Ignacio’s impressive technical work, Ignacio is an active member of the Ames Hispanic Advisory Committee for Employees (HACE), further demonstrating his commitment to community and representation.

Congratulations, Ignacio! Your pioneering efforts in AI are not only advancing technology but also making a global impact. It is inspiring to see you representing the NASA workforce and serving as a role model for future generations. We celebrate your passion and dedication!

Congratulations to Major Crystal A. Armendariz on her Promotion to Army Major!

by Maria C. Lopez

On Sept. 16, the Ames Veterans Committee (AVC) proudly celebrated the promotion of Crystal A. Armendariz to the rank of United States Army Major during a ceremony at NASA Ames. This momentous occasion was organized by AVC and the Asian American Pacific Islander Advisory Group (AAPIAG), bringing together colleagues and friends to honor Major Armendariz’s exceptional service and dedication.

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Major Crystal Armendariz 397th Engineer Battalion Executive Officer (center) wears her new Major rank, standing alongside her daughter Maya Karp and guest David Chavez during the September 16 ceremony.

Major Armendariz is a distinguished military graduate of California State University-Sacramento, where she earned a degree in Health Science with a focus on Community Health Education, as well as her commission in the United States Army. After completing the Army Military Intelligence Basic Officer Leader Course, she began her career with the 25th Combat Aviation Brigade at Wheeler Army Airfield in Hawaii, quickly deploying to Afghanistan as the Brigade Assistant Intelligence Officer in support of Operation Enduring Freedom. Her career has since seen her take on key leadership roles, including Battalion Intelligence Officer in Charge and Company Executive Officer, where she demonstrated remarkable skill and commitment to her missions.

Following her completion of the Army Military Intelligence Captain’s Career Course, Major Armendariz served at Fort Carson, Colorado, and took part in Operation Atlantic Resolve in Germany. Her leadership extended to managing complex security programs and providing critical intelligence support in joint operational environments. In 2021, she served as the Battalion Security Officer for the 25th Infantry Division at Schofield Barracks, ensuring safety compliance and advising command on security matters across multiple operational theaters.

In 2023, Major Armendariz transitioned to the 397th Reserve Engineer Battalion in Marina, California, as the Battalion S2. Shortly thereafter, she was selected as the Battalion Executive Officer and promoted to Major, overseeing staff operations and ensuring effective communication and planning. Her impressive accolades include the Knowlton Award, Joint Service Commendation Medal, and several other commendations that highlight her unwavering commitment to excellence in military service. Congratulations Major Crystal Armendariz on a well-deserved promotion and remarkable achievements!

Faces of NASA – Ames’ Dr. Donald Mendoza, Chief Engineer

“From my earliest childhood, flight had always captivated me. I lived out in the boonies and the farmlands, so I didn’t have neighbors to go and play with. If I wasn’t working, I was left to my own devices, and often, I would just be captivated by the wildlife and in particular, the birds of prey that I would see.

Dr. Donald Menodoza, Chief Engineer, NASA Engineering and Safety Center at Ames.
Dr. Donald Menodoza, Chief Engineer, NASA Engineering and Safety Center at Ames.
NASA photo by Dominic Hart

“To me, they represented a freedom of some kind or another. These birds and the view they have — they can take in so much. So, from that point on, I knew I wanted to be involved in flight and aviation.

“I [enjoyed] all things flight, all things spaceflight. I couldn’t get enough of it. I became an avid reader, whereas before, I wasn’t much of a reader. I couldn’t get enough material to read about my heroes from flight and space. They became my role models and the path that they took involved, at some point or another, a pretty rigorous education and dedication to doing well academically, physically, or athletically. So, I threw myself into that entire sort of mindset.

“When I was working for the Air Force, I was able to fly and work on aircraft that I would dream about, looking at in the magazines Aviation Week and Space Technology. Here they are, right in front of me.

“… So, my career has been as close as possible to that of a flight test engineer. And then, right on the heels of being captivated by atmospheric flight, working in human spaceflight has put me over the Moon.”

Dr. Donald Mendoza, Chief Engineer, NASA Engineering & Safety Center, NASA’s Ames Research Center

Check out some of our other Faces of NASA.

Cybersecurity Specialist Jonathan Kaldani Inspires Students at CSU East Bay

On Oct. 29, Jonathan Kaldani, a cybersecurity specialist on the Cybersecurity Posture Assessment Services (CPAS) team within the Cybersecurity and Privacy Division (CSPD) at NASA Ames, spoke to students in Professor Ahmed Banafa’s Computer Network class at CSU East Bay in Hayward, California.

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Jonathan Kaldani, a cybersecurity specialist on the Cybersecurity Posture Assessment Services (CPAS) team at NASA Ames, giving his “Fly Me to the Moon” presentation to a Computer Network class at CSU East Bay in Hayward, California.

The insightful session, “Fly Me to the Moon” delved into NASA’s mission and it’s future, and cybersecurity. It provided students with valuable career insights, including information about jobs and internships at NASA. The engagement was exceptional with students actively participating, and showcasing a high level of interest through numerous questions that extended beyond the scheduled class time.

For all NASA Ames employees, if you are interested in sharing the NASA mission with others in your community, you are encouraged to take time to participate in NASA Engages speaking events!

We Are All Made of Cells: Space and the Immune System

by Rachel Hoover

Malcolm O’Malley and his mom sat nervously in the doctor’s office awaiting the results of his bloodwork. This was no ordinary check-up. In fact, this appointment was more urgent and important than the SATs the seventeen-year-old, college hopeful had spent months preparing for and was now missing in order to understand his symptoms. 

But when the doctor shared the results – he had off-the-charts levels of antibodies making him deathly allergic to shellfish – O’Malley realized he had more questions than answers. Like: Why is my immune system doing this? How is it working? Why is it reacting so severely and so suddenly (he’d enjoyed shrimp less than a year ago)? And why does the only treatment – an injection of epinephrine – have nothing to do with the immune system, when allergies appear to be an immune system problem? Years later, O’Malley would look to answer some of these questions while interning in the Space Biosciences Research Branch at NASA’s Ames Research Center in California’s Silicon Valley.

Bone cells NASA/Eduardo Almeida and Cassie Juran
Bone cells NASA/Eduardo Almeida and Cassie Juran

“Anaphylaxis is super deadly and the only treatment for it is epinephrine; and I remember thinking, ‘how is this the best we have?’ because epinephrine does not actually treat the immune system at all – it’s just adrenaline,” said O’Malley, who recently returned to his studies as a Ph.D. student of Biomedical Engineering at the University of Virginia (UVA) in Charlottesville. “And there’s a thousand side effects, like heart attacks and stroke – I remember thinking ‘these are worse than the allergy!’”

O’Malley’s curiosity and desire to better understand the mechanisms and connections between what triggers different immune system reactions combined with his interest in integrating datasets into biological insights inspired him to shift his major from computer science to biomedical engineering as an undergraduate student. With his recent allergy diagnosis and a lifelong connection to his aunt who worked at the UVA Heart and Vascular Center, O’Malley began to build a bridge between the immune system and heart health. By the time he was a senior in college, he had joined the Cardiac Systems Biology Lab, and had chosen to focus his capstone project on better understanding the role of neutrophils, a specific type of immune cell making up 50 to 70% of the immune system, that are involved in cardiac inflammation in high blood pressure and after heart attacks.

“The immune system is involved in everything,” O’Malley says. “Anytime there’s an injury – a paper cut, a heart attack, you’re sick – the immune system is going to be the first to respond; and neutrophils are the first responders.”

jsc2022e083018 (10/26/2022) — A preflight image of beating cardiac spheroid composed of iPSC-derived cardiomyocytes (CMs), endothelial cells (ECs), and cardiac fibroblasts (CFs). These cells are incubated and put under the microscope in space as part of the Effect of Microgravity on Drug Responses Using Heart Organoids (Cardinal Heart 2.0) investigation. Image courtesy of Drs. Joseph Wu, Dilip Thomas and Xu Cao, Stanford Cardiovascular Institute
jA preflight image of beating cardiac spheroid composed of iPSC-derived cardiomyocytes (CMs), endothelial cells (ECs), and cardiac fibroblasts (CFs). These cells are incubated and put under the microscope in space as part of the Effect of Microgravity on Drug Responses Using Heart Organoids (Cardinal Heart 2.0) investigation.
Image credit: courtesy of Drs. Joseph Wu, Dilip Thomas and Xu Cao, Stanford Cardiovascular Institute

O’Malley’s work to determine what regulates the immune system’s interrelated responses – like how one cell could affect other cells or immune processes downstream – provided a unique opportunity for him to support multiple interdisciplinary NASA biological and physical sciences research projects during his 10-week internship at NASA Ames over the summer of 2024. O’Malley applied machine learning techniques to the large datasets the researchers were using from experiments and specimens collected over many years to help identify possible causes of inflammation seen in the heart, brain, and blood, as well as changes seen in bonesmetabolism, the immune system, and more when humans or other model organisms are exposed to decreased gravity, social isolation, and increased radiation. These areas are of keen interest to NASA due to the risks to human health inherent in space exploration and the agency’s plans to send humans on long-duration missions to the Moon, Mars, and beyond.

“It’s exciting that we just never know what’s going to happen, how the immune system is going to react until it’s already been activated or challenged in some way,” said O’Malley. “I’m particularly interested in the adaptive immune system because it’s always evolving to meet new challenges; whether it’s a pandemic-level virus, bacteria or something on a mission to Mars, our bodies are going to have some kind of adaptive immune response.”

During his NASA internship, O’Malley applied a statistical analysis techniques to plot and make more sense of the massive amounts of life sciences data. From there, researchers could find out which proteins, out of hundreds, or attributes – like differences in sex – are related to which behaviors or outcomes. For example, through O’Malley’s analysis, researchers were able to better pinpoint the proteins involved in inflammation of the brain that may play a protective role in spatial memory and motor control during and after exposure to radiation – and how we might be able to prevent or mitigate those impacts during future space missions and even here on Earth.

“I had this moment where I realized that since my internship supports NASA’s Human Research Program that means the work I’m doing directly applies to Artemis, which is sending the first woman and person of color to the Moon,” reflected O’Malley. “As someone who’s both black and white, representation is important to me. It’s inspiring to think there will be people like me on the Moon – and that I’m playing a role in making this happen.”

When O’Malley wasn’t exploring the mysteries of the immune system for the benefit of all at NASA Ames, he taught himself how to ride a bike and started to surf in the nearby waters of the Pacific Ocean. O’Malley considers Palmyra, Virginia, his hometown and he enjoys playing sports – especially volleyball, water polo, and tennis – reading science fiction and giving guest lectures to local high school students hoping to spark their curiosity. 

O’Malley’s vision for the future of biomedical engineering reflects his passion for innovation. “I believe that by harnessing the unique immune properties of other species, we can achieve groundbreaking advancements in limb regeneration, revolutionize cancer therapy, and develop potent antimicrobials that are considered science fiction today,” he said.

Wildly Popular 21st Annual Chili Cook-Off and Car Show Held

The Ames Exchange sponsored its 21st annual Chili Cook-Off on Oct. 30 behind Building 3. The theme for this year’s event was “Halloween Night,” which led to some really creative costumes. Attendees, both from Ames and the NASA Research Park, sampled chili and voted on their favorites. See below for photos of some of the spooky entries. A car and motorcycle show was also held in conjunction with the chili cook-off.

chili cook off overview
The 21st Annual Chili Cook-off held Oct. 30 with Hanger One in the background.
NASA photos by Don Richey
chili team 10
The NASA Ames Fire Department won the Judge’s Choice award for best chili.
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chili team 2
chili cook-off team
chili team 4
chili team 12
chili team 5
classic car collection at chili cook-off
The classic car collection at the recent Chili Cook-off.
One of the collector's cars at the Chili Cook-off.
One of the collector’s cars at the Chili Cook-off.
BIkes at the chili cook-off
Classic bike collection at the Chili Cook-off.
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chili team 6
chili team 7
chili team 8
chili team 9
chili team 11
chili cook off

Employees Participate in the October Fun Run/Walk & Roll

Runners begin the 2-mile Fun Run/Walk & Roll, sponsored by the Ames Fitness Center. The course covers a 2-mile stretch starting on Durand Road, runs up DeFrance Road to North Perimeter Road and back. The Ames Fitness Center is committed to fostering an inclusive community and encourages everyone, regardless of fitness level, experience, or capability, to participate in these events. Invite your colleagues and come join the fun at future Fun Run/Walk & Roll events! Contact Marco or Orion at the Fitness Center 650-604-5804 or visit https://q.arc.nasa.gov/content/fitness-center for more information about these events and other Fitness Center classes and programs.

Oct. Fun Run
Runners begin the October 2-mile Fun Run/Walk & Roll, sponsored by the Ames Fitness Center.
NASA photo by Don Richey
Runners and organizers of the 2-mile Fun Run/Walk & Roll, sponsored by the Ames Fitness Center.
Runners and organizers of the 2-mile Fun Run/Walk & Roll, sponsored by the Ames Fitness Center. Eric Yee front row left, David King, Nicholas Wogan, Sarah Nickerson, Jose Ignacio de Alvear Cardenas, Lara Lash, Bob Windhorst, Jon Hill, and Marco Santoyo front row right. Orion Spellman back row left, Marton Mester, Alejandro Serrano Borlaff, Evan Crowe, Jackson Donaldson, Jonathan Kaldani, Clayton Elder, and Collin Payne back row right.
NASA photo by Don RIchey

In Memoriam …

Laura Lewis, Science Directorate Project Manager, Dies

Laura Lewis passed away on Sept. 24 after a three-year fight against cancer.  Laura spent her entire 34-year career at NASA. She was a member of the Science Directorate at Ames. Laura launched her career at Kennedy Space Center. She then moved to Headquarters to work in the Space Life Sciences Office. She joined the Ames community in 1995.

Laura Lewis
Laura Lewis

Laura is survived by her husband and fellow Ames colleague, Bruce Yost, three children, and their three German Shepards.

A passionate animal lover, Laura found ways throughout her life to care for and advocate for animals. In lieu of flowers, the family suggests donations be sent to animal shelters or animal rescue organizations such as the San Jose Humane Society or Sunshine Canyon Dog Rescue.

Laura was a valued member of the NASA community. We extend our condolences to her family, friends, and colleagues.

Former Technology Partnerships Manager Robin Orans Passes Away

robinorans
Robin Orans

Robin Orans passed away on Sept. 27.  She was the technology partnership manager at Ames for 27 years. Prior to that role, she served as the software release authority for the center. She retired from NASA in 2015.

Throughout Robin’s career at Ames she received numerous awards including NASA Ames Total Award for pivotal efforts in organizing the Technical SUPPORT Paper Contest for Woman and serving as the Technical Committee Paper Contest Committee in 1992; NASA Ames 2001 Technical Support Honor Award; NASA Ames 2015 Administrative Professional Honor Award; and NASA Ames 2016 Exceptional Service Medal.

We value the many years Robin dedicated to the NASA mission and send our condolences to her family, friends, and colleagues.

Joseph (Jay) Skiles, Senior Research Scientist, Dies

Dr. Joseph (Jay) W. Skiles III passed away at home on October 22. He had a long and varied career studying, teaching, and lecturing about environmental sciences. He received a B.S. in biology from the University of Redlands, an M.S. in Botany from the University of Idaho, and a Ph.D. in Ecology and Evolutionary Biology from the University of California, Irvine.

Joseph (Jay) Skiles
Joseph (Jay) Skiles

Jay worked with a number of organizations, including SETI, Johnson Controls, and NASA Ames. While at Ames, he sponsored and tutored select groups of students, lectured internationally, evaluated various projects from schools and agencies, and initiated and developed scientific investigative projects on his own. He has worked modeling the effects of elevated atmospheric CO2 on ecosystems and modeling perturbations of Arctic ecosystems. He studied terrestrial plant responses to increased ultraviolet radiation in the polar regions of Earth and the effects of low intensity microwave fields on vascular plants. He used supercomputers to do ecosystem modeling.

While not at work, Jay volunteered with the Mountain View Police Department and played golf. He was active with the local Masonic lodge and was a pretty fair clarinetist. Jay was born in Bakersfield, California, to Rev. Joseph W. Skiles II and Genevieve Eola Moody Skiles. He is survived by his brother Stephen, his sister Elizabeth, and eight nieces and nephews.

Private service arrangements are pending.

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      Explore This Section Earth Earth Observer Editor’s Corner Feature Articles Meeting Summaries News Science in the News Calendars In Memoriam Announcements More Archives Conference Schedules Style Guide 21 min read
      A Decade of Global Water Cycle Monitoring: NASA Soil Moisture Active Passive Mission
      Introduction
      The NASA Soil Moisture Active Passive (SMAP) mission, launched in 2015, has over 10 years of global L-band radiometry observations. The low frequency [1.4 GHz frequency or 21 cm (8 in) wavelength] measurements provide information on the state of land surfaces in all weather conditions – regardless of solar illumination. A principal objective of the SMAP mission is to provide estimates of surface soil moisture and its frozen or thawed status. Over the land surface, soil moisture links the water, energy, and carbon cycles. These three cycles are the main drivers of regional climate and regulate the functioning of ecosystems.
      The achievement of 10 years in orbit is a fitting time to reflect on what SMAP has accomplished. After briefly discussing the innovative measurement approach and the instrument payload (e.g., a radiometer and a regrettably short-lived L-band radar), a significant section of this article is devoted to describing the mission’s major scientific achievements and how the data from SMAP have been used to serve society (e.g., applied sciences) – including SMAP’s pathfinding role as Early Adopters. This content is followed by a discussion of how SMAP has dealt with issues related to radio frequency interference in the L-Band region, a discussion of the SMAP data products suite, future plans for the SMAP active–passive algorithm, and a possible follow-on L-band global radiometry mission being developed by the European Union’s Copernicus Programme that would allow for data continuity beyond SMAP. This summary for The Earth Observer is excerpted from a longer and more comprehensive paper that, as of this article’s posting, is being prepared for publication in the Proceedings of the Institute of Electrical and Electronics Engineers (IEEE).
      SMAP Measurement Approach and Instruments
      The SMAP primary and operating instrument is the L-band radiometer, which collects precise surface brightness temperature data. The radiometer includes advanced radio frequency interference (RFI) detection and mitigation hardware and software. The radiometer measures vertical and horizontal polarization observations along with the third and fourth Stokes parameters (T3 and T4) of the microwave radiation upwelling from the Earth. The reflector boom and assembly, which includes a 6 m (20 ft) deployable light mesh reflector, is spun at 14.6 revolutions-per-minute, which creates a 1000 km (621 mi) swath as the SMAP satellite makes its Sun-synchronous orbit of the Earth – see Figure 1. This approach allows coverage of the entire globe in two to three days with an eight-day exact repeat. The radiometer instrument is calibrated monthly by pointing it to the deep sky.
      Figure 1. An artist’s rendering of the SMAP Observatory showing both the radiometer and radar. Figure credit: NASA/Jet Propulsion Laboratory/California Institute of Technology The original SMAP instrument design included a companion L-band radar, which operated from April through early July 2015, acquiring observations of co- and cross-polarized radar backscatter at a spatial resolution of about 1 km (0.6 mi) with a temporal revisit of about three days over land. This data collection revealed the dependence of L-band radar signals on soil moisture, vegetation water content, and freeze thaw state. The radar transmitter failed on July 7, 2015. Shortly thereafter, the radar receiver channels were repurposed to record the reflected signals from the Global Navigation Satellite System (GNSS) constellation in August 2015, making SMAP the first full-polarimetric GNSS reflectometer in space for the investigation of land surface and cryosphere.
      Scientific Achievements from a Decade of SMAP Data
      A decade of SMAP soil moisture observations have led to a plethora of scientific achievements. The data have been used to quantify the linkages of the three main metabolic cycles (e.g., carbon, water, and energy) on land. They have also been used to improve drought assessments and flood prediction as well as the accuracy of numerical weather prediction (NWP) models. They are also used to measure liquid water and thickness of ice sheets, and sea surface salinity. The subsections that follow describe how SMAP data are being put to use in myriad ways that benefit society.
      Quantifying Processes that Link the Terrestrial Water, Energy, and Carbon Cycles
      The primary SMAP science goal is to develop observational benchmarks of how the water, energy, and carbon cycles link together over land. Soil moisture is the variable state of the land branch of the water cycle. It links the water cycle to the energy cycle through limiting latent heat flux – the change in energy as heat exchanges when water undergoes a phase change, such as evapotranspiration at the land–atmosphere interface. Soil moisture also links the water and carbon cycles, which is evident through plant photosynthesis. SMAP global observations of soil moisture fields, in conjunction with remote sensing of elements of the energy and carbon cycles, can reveal how these three cycles are linked in the real world as a benchmark for weather and Earth system models.
      Photosynthesis is down-regulated by both the deficit in water availability and the lack of an adequate amount of photosynthetically active radiation. Global maps reveal how soil moisture and light regulate photosynthesis – see Figure 2. These benchmark observational results can be used to assess how Earth system models link to the three main metabolic cycles of the climate system.
      Figure 2. Observed regulation of photosynthesis by water availability [left] and light availability [right]. Blue denotes greater limitation. Photosynthesis rates for both maps determined using solar-induced fluorescence (SIF) measurements (mW/m2 nm sr) from the Tropospheric Ozone Monitoring Instrument (TROPOMI) on the European Union’s Copernicus Sentinel-5P mission. Water availability was determined using soil moisture (SM) measurements from the Soil Moisture Active Passive (SMAP) mission. Light availability was determined using measurements of photosynthetically active radiation (PAR) from the Moderate Resolution Imaging Spectroradiometer (MODIS) on NASA’s Terra and Aqua platforms. The resulting maps show the model slope (mW/m2/nm/sr) of the estimated SIF-SM relationship in the water-limited regime [left] and the model slope (10-3/nm/sr) of estimated SIF-PAR relationship in the light-limited regime [right]. Figure credit: Jonard et al (2022) in Biogeosciences Development of Improved Flood Prediction and Drought Monitoring Capability
      SMAP products have also been widely used in applied sciences and natural hazard decision-support systems. SMAP’s observation-based soil moisture estimates offer transformative information for managing water-related natural hazards, such as monitoring agricultural drought – defined as a persistent deficit in soil moisture – and flood volumes – defined as the landscape’s water absorption capacity during precipitation events. The SMAP project produces a parallel, near-real-time data stream that is accessed by a number of federal and state agencies in decision-support systems related to drought monitoring, food security, and landscape inundation and trafficability.
      Enhancing Weather and Climate Forecasting Skill
      SMAP’s enhancement of numerical weather prediction, model skill, and reduction of climate model projection uncertainties is based on the premise of the contribution of solar energy to weather and climate dynamics. Soil moisture has a strong influence on how available solar energy is partitioned into components (e.g., sensible heat flux versus latent heat flux) over land. The influence propagates through the atmospheric boundary layer and ultimately influences the evolution of weather.
      To give an example, land surface processes can affect the evolution of the U.S. Great Plains low-level jets (GPLLJs). These jets drive mesoscale convective weather systems. Previous studies have shown that GPLLJs are sensitive to regional soil moisture gradients. Assimilation of SMAP soil moisture data improves forecasts of weakly synoptically forced or uncoupled GPLLJs compared to forecasts of cyclone-induced coupled GPLLJs. For example, the NASA Unified Weather Research and Forecasting Model, with 75 GPLLJs at 9 km (5.6 mi) resolution both with and without SMAP soil moisture data assimilation [SMAP data assimilation (DA) and no-DA respectively], shows how the windspeed mean absolute difference between SMAP DA and no-DA increase approximately linearly over the course of the simulation with maximum differences at 850 hPa (or mb) for the jet entrance and core – see Figure 3.
      Figure 3. The impact of adding soil moisture data [SMAP data assimilation (DA) minus no-DA] to a model simulation from theNASA Unified Weather Research and Forecasting Model (NU-WRF)) of the Great Plains Low Level Jet (GPLLJ). The results show the mean over 75 independent GPLLJ events. The plots correspond to wind speed difference with height (y-axis) and time (hours on x-axis). The panels are for jet entrance [left], jet core [middle] and jet exit [right]. Soil moisture data assimilation enhances the intensity of the simulated GPLLJ. The stippling corresponds to 99% statistical confidence. Figure credit: Ferguson (2020) in Monthly Weather Review Measuring Liquid Water Content and Thickness of Ice Sheets
      The mass loss of Greenland and Antarctica ice sheets contributes to sea-level rise – which is one of the most impactful and immediate damaging consequences of climate change. The melt rates over the last few years have raised alarm across the globe and impact countries with coastal communities. The cryosphere community has raised a call-to-action to use every observing system and model available to monitor the patterns and rates of land ice melt.
      Surface melt affects the ice cap mass loss in many ways: the direct melt outflow from the ablation zone of the Greenland ice sheet, the structural change of the percolation zone of the Greenland ice sheet, changes in the melt water retention and outflow boundaries, changes in the structure of the Antarctic ice shelves, and destabilization of the buttressing of the glacier outflow through various processes (e.g., hydrofracturing and calving). The long-term climate and mass balance models rely on accurate representation of snow, firn, and ice processes to project the future sea level.
      The SMAP L-band radiometer has relatively long wavelength [21 cm (8 in)] observations compared to other Earth-observing instruments. It enables the measurement of liquid water content (LWC) in the ice sheets and shelves as it receives the radiation from the deep layers of the snow/firn/ice column. Relatively high LWC values absorb the emission only partially, making the measurement sensitive to different liquid water amounts (LWA) in the entire column. Figure 4 shows the cumulative LWA for 2015–2023 based on SMAP measurements.  
      Figure 4. Total annual sum of SMAP daily liquid water amount (LWA) for 2015–2023. The black solid line on each map represents grid edges, and the grey color mask inside the ice sheet indicates melt detections by decreasing brightness temperature. Figure Credit: Andreas Colliander [Finnish Meteorological Institute]. The SMAP L-band radiometer has also been used to derive the thickness of thin sea ice [Soil Moisture and Ocean Salinity (SMOS) mission have been recalibrated to SMAP, using the same fixed incidence angle. The data show strong agreement and demonstrate clear benefits of a combined dataset. The L-band thin ice thickness retrievals provide a useful complement to higher-resolution profiles of thicker ice obtained from satellite altimeters (e.g. ESA’s CryoSat-2 and NASA’s Ice, Clouds and land Elevation Satellite–2 missions).
      Extending and Expanding the Aquarius Sea Surface Salinity Record
      The joint NASA/Argentinian Aquarius/Satélite de Aplicaciones Científicas (SAC)-D (Aquarius), which operated from 2011–2015, used an L-band radiometer and an L-band scatterometer to make unprecedented monthly maps of global sea surface salinity at 150-km (93-mi) resolution. The SMAP L-band radiometer has not only extended the sea surface salinity record in the post-Aquarius period, it has also increased the spatial resolution and temporal frequency of these measurements because of its larger reflector and wider swath. The increased resolution and revisit allow new and unprecedented perspectives into mixing and freshwater events, coastal plume tracking, and other more local oceanic features.
      Providing New Perspectives on Global Ecology and Plant Water Stress
      The L-band vegetation optical depth (VOD) – which is related to water content in vegetation – has been retrieved simultaneously with soil moisture using SMAP’s dual-polarized brightness temperatures and is being used to better understand global ecology. Water in above-ground vegetative tissue attenuates and thus depolarizes surface microwave emission, and VOD quantifies this effect. SMAP can provide global observations of VOD in all weather conditions with a two to three day temporal frequency. Changes in VOD indicate either plant rehydration or growth. Ecologists benefit from this new ecosystem observational data, which augments optical and near-infrared vegetation indices [e.g., leaf area index (LAI)] and has a higher temporal frequency that is not affected by clouds and does not saturate as rapidly for dense vegetation.
      Examples of how the data have been used include deciphering the conditions when vegetation uptakes soil water only for rehydration (i.e., VOD increase with no LAI change) compared to plant growth (i.e., increase in both VOD and LAI). The applications of VOD are increasing and the ecology community views this product as a valuable additional perspective on soil–plant water relations.
      At the moment, this measurement has no ground-based equivalent. Therefore, field experiments with airborne instruments and ground sampling teams are needed to firmly establish the product as a new observational capability for global ecology.
      Applied Science Collaboration: SMAP Observations Serving Society
      The SMAP project has worked with the NASA Earth Science Division Applied Sciences Program (now known as Earth Science to Action) and the natural hazards monitoring and forecasting communities for pre- and post-launch implementation of SMAP products in their operations. In some operational applications, for which long-term data continuity is a requirement, the SMAP data are still used for assessment of current conditions, as well as research and development.
      The Original Early Adopters
      Prior to its launch, the SMAP mission established a program to explore and facilitate applied and operational uses of SMAP mission data products in decision-making activities for societal benefit. To help accomplish these objectives, SMAP was the first NASA mission to create a formal Applications Program and an Early Adopter (EA) program, which eventually became a requirement for all future NASA Earth Science directed satellite missions. SMAP’s EA program increases the awareness of mission products, broadens the user community, increases collaboration with potential users, improves knowledge of SMAP data product capabilities, and expedites the distribution and uses of mission products after launch.
      SMAP Data in Action
      Several project accomplishments have been achieved primarily through an active continuous engagement with EAs and operational agencies working towards national interests. SMAP soil moisture data have been used by the U.S. Department of Agriculture (USDA) for domestic and international crop yield applications. For example the USDA’s National Agricultural Statistics Service (NASS) conducts a weekly survey of crop progress, crop condition, and soil moisture condition for U.S. cropland. NASS surveys and publishes state-level soil moisture conditions in the NASS Crop Progress Report.
      The traditional field soil moisture survey is a large-scale, labor-intensive data collection effort that relies heavily on responses from farmers, agricultural extension agents and/or other domain experts for field observations. One weakness of these observations is that they are based on subjective assessments rather than quantitative measures and can lead to spatial inconsistency based on the human responses from the respective counties. Moreover, the NASS Crop Progress Reports do not provide specific geolocation information for the assessed soil moisture conditions – which are extremely useful metadata to provide to data users. NASS implemented the use of SMAP observations in their weekly reports during the growing period (March–November). SMAP maps estimated root-zone soil moisture for the week of November 14–20, 2022, over NASS Pacific (California and Nevada) and Delta (Arkansas, Mississippi and Louisiana) regional domains—see Figure 5.
      Figure 5. SMAP-based soil moisture estimates for California, Nevada, Arkansas, Mississippi, and Louisiana, used by the U.S. Department of Agriculture’s (USDA) National Agricultural Statistics Service (NASS) in their weekly report covering November 14–20, 2022. These data are available for selected states at the NASS website linked in the text. Figure Credit: NASS SMAP Radio Frequency Interference Detection and Mitigation
      Although SMAP operates within the protected frequency allocation of 1400–1427 MHz, the radiometer has been impacted by radio frequency interference over the mission lifetime. Unauthorized in-band transmitters as well as out-of-band emissions from transmitters operating adjacent to the allocated spectrum have been observed in SMAP measurements since its launch. The previously launched SMOS and Aquarius radiometers provide evidence of global RFI at L-band. Consequently, SMAP was designed to incorporate a novel onboard digital detector on the back end to enable detection and filtering of RFI. The radiometer produces science data in time and frequency, enabling the use of multiple RFI detection methods in the ground processing software.
      On-orbit data demonstrate that the RFI detection and filtering performs well and improves the quality of SMAP brightness temperature measurements. The algorithms are most effective at filtering RFI that is sparse in time and frequency, with minimal impact on the noise equivalent delta temperature (NEDT) – a measure of the radiometer sensitivity. Some areas of the globe remain problematic as RFI that is very high level and persistent results in high percentages of data loss due to removal of contaminated data. A global map of RFI detection rate for January 2025 shows a large contrast between Eastern and Western Hemispheres and between Northern and Southern Hemispheres – see Figure 6. Regions of isolated RFI and severe RFI correspond to populated areas. A detection rate of 100% means all pixels are flagged and removed, resulting in data loss. Analysis of spectral information reveal many sources are likely terrestrial radar systems; however, many wideband, high-level sources and low-level, non-radar sources also persist. Over areas of geopolitical conflict, the time-frequency data show interference covering the entire radiometer receiver bandwidth.
      Figure 6. Percentage of pixels on a 0.25° grid for January 2025 that have been flagged for removal by the Soil Moisture Active Passive radio frequency interference detection algorithms. Figure Credit: Priscilla N. Mohammed [GSFC] The RFI challenge is further addressed through official spectrum management channels and formal reports that include the geolocated coordinates of sources, interference levels, frequency of occurrence during the observed period, and spectral information – all of which aid field agents as they work to identify potential offenders. Reports are submitted to the NASA Spectrum office and then forwarded to the country of interest through the Satellite Interference Reporting and Resolution System.
      SMAP Science Data Products
      The current suite of SMAP science data products is available in the Table. The principal data products are grouped in four levels designated as L1–4. The L1 products are instrument L-band brightness temperature in Kelvin and include all four Stokes parameters (i.e., horizonal and vertical polarization as well as third and fourth Stokes). Both 6:00 AM equatorial crossing (descending) and 6:00 PM equatorial crossing (ascending data) are contained in the products. The user has access to quality flags of the conditions under which measurements are available for each project. The L1B products are time-ordered and include fore and aft measurements. L1C products are on the Equal-Area Scalable Earth V2 (EASE2) grid with polar and global projections. L2 data products are geophysical retrievals (i.e., soil moisture, VOD, and binary freeze/thaw classification on a fixed Earth grid). The L2 half-orbit products are available to the public within a day of acquisition. L3 products are daily composites and include all half-orbits for that day.
      The SMAP project also produces L4 data that are the result of data assimilation. The L4 products take advantage of other environmental observations, such as precipitation, air temperature and humidity, radiative fluxes at the land surface, and ancillary land use and soil texture information, to produce estimates of surface [nominally 0–5 cm (0–2 in)] and subsurface (e.g., root-zone up to a meter) soil moisture. The data assimilation system is a merger of model and measurements and hence resolves the diurnal cycle of land surface conditions. The data assimilation system also provides estimates of surface fluxes of carbon, energy, and water, such as evaporation, runoff, gross primary productivity (GPP), and respiration. The difference between GPP and respiration is the net ecosystem exchange, which is the net source/sink of the carbon cycle over land.
      The SMAP suite of products also include near-real-time (NRT) brightness temperature and soil moisture products for use in operational weather forecast applications. The NRT product targets delivery to users within three hours of measurement acquisition. The NRT uses predicted SMAP antenna pointing (instead of telemetry) and model predicted ancillary data (soil temperature) in order to support operational centers that require more than three hours of data products for updating weather forecast models. To date SMAP has met its required and target (for NRT) latency requirements.
      Two other data projects merge synergistically with other (colocated) satellite measurements. The SPL2SMAP_S merges SMAP L-band radio brightness measurements with C-band synthetic aperture radar (SAR) measurements from the ESA Copernicus Sentinel-1 mission. The SAR data have high resolution and allow the generation of 1 and 3 km (0.62 and 1.8 mi) merged surface soil moisture estimates. The high resolution soil moisture information, however, is only available when there is coincident SMAP and Sentinel-1 measurements. The refresh rate of this product is limited and can be as long as 12 days.
      The merged SMOS–SMAP passive L-band radiometry data allows the generation of global, near daily surface soil moisture estimates, which are required to resolve fast hydrologic processes, such as gravity drainage and recharge flux. These parameters are only partially resolved with the SMAP, with a two to three day data refresh rate. This product interpolates the multi-angular SMOS data to the SMAP 40º incident angle and uses all SMAP algorithms, including correction of waterbody impact on SMAP brightness temperature, and ancillary data for geophysical inversions to soil moisture and VOD, ensuring consistency. The combined SMAP–SMOS data product may not be available daily across locations, such as Japan, parts of China, and the Middle East, where RFI affects data collection.
      Table. Soil Moisture Active Passive suite of science products are available through the National Snow and Ice Data Center, one of NASA’s Distributed Active Archive Centers.
      Product Type Product description Resolution (Gridding) Granule Extent SPL1BTB Geolocated, calibrated brightness temperature in time order 36 km Half Orbit SPL1CTB_E Backus-Gilbert interpolated, calibrated brightness temperature in time order (9 km) Half Orbit SPL1CTB Geolocated, calibrated brightness temperature on Equal-Area Scalable Earth V2 (EASE2) grid 36 km Half Orbit SPL1CTB_E Backus-Gilbert interpolated, calibrated brightness temperature on EASE2 grid (9 km) Half Orbit SPL2SMP Radiometer soil moisture and vegetation optical depth 36 km Half Orbit SPL2SMP_E Radiometer soil moisture and vegetation optical depth based on SPL1CTB (9 km) Half Orbit SPL2SMAP_S SMAP radiometer/Copernicus Sentinel-1 soil moisture 3 km Sentinel-1 SPL3SMP Daily global composite radiometer soil moisture and vegetation optical depth based on SPL1CTB 36 km Daily–Global SPL3SMP_E Daily global composite radiometer soil moisture and vegetation optical depth based on SPL1CTB_E (9 km) Daily–Global SPL3FTP Daily composite freeze/thaw state based on SPL1CTB 36 km Daily–Global SPL3FTP_E Daily composite freeze/thaw state based on SPL1CTB_E (9 km) Daily–Global SPL4SMAU Surface and Root Zone soil moisture 9 km 3 hours – Global SPL4CMDL Carbon Net Ecosystem Exchange 9 km Daily–Global SPL1BTB_NRT Near Real Time Geolocated, calibrated brightness temperature in time order 36 km Half Orbit SPL2SMP_NRT Near Real Time Radiometer soil moisture 36 km Half Orbit L2/L3 SMOS SM SMOS soil moisture and VOD based on SMAP algorithms (9 km) Half Orbit/Daily Global Future Directions for the SMAP Active–Passive Algorithm
      Although the SMAP radar failed not long after launch, the data that were collected have been used to advance the development of the SMAP Active–Passive (AP) algorithm, which will be applied to the combined SMAP radiometer data and radar data from the NASA–Indian Space Research Organisation (ISRO) Synthetic Aperture Radar [NISAR] mission, a recently-launched L-Band Synthetic Aperture mission to produce global soil moisture at a spatial resolution of 1 km (0.62 mi) or better. The high resolution product can advance applications of SMAP data (e.g., agricultural productivity, wildfire, and landslide monitoring).
      Data Continuity Beyond SMAP
      A forthcoming mission meets some – but not all – of the SMAP measurement requirements and desired enhancements. The European Union’s Copernicus Program Copernicus Imaging Microwave Radiometer (CIMR) mission is a proposed multichannel microwave radiometry observatory that includes L-band and four other microwave channels sharing a large mesh reflector. The mesh reflector is similar to the one that is used on SMAP, but larger. The successful SMAP demonstration of rotating large deployable mesh antennas for Earth observations has been useful to the CIMR design.
      In terms of RFI detection capability, CIMR will also use an approach that is similar to SMAP. With regard to instrument thermal noise (NEDT) and data latency, CIMR meets or comes close to the next-mission desired characteristics and equals or exceeds SMAP in most of the attributes. The native L-band resolution of CIMR is ~60 km (37 mi); however, the measurements are coincident and higher-resolution measurements in this configuration allow reconstruction of L-band radiometry at higher resolution than CIMR’s L-band. It may be possible to combine the L- and C-bands and achieve a reconstructed ~15 km (9 mi) L-band product based on the coincident and overlapping measurements. A refresh rate of one day is possible with the wide-swath characteristic of CIMR.
      CIMR is currently in development; the first version, CIMR-1A, is expected to launch within this decade and the second version, CIMR-1B, in the mid 2030s. Since the Copernicus program supports operational activities (e.g., numerical weather prediction), the program includes plans for follow-on CIMR observatories so that the data record will be maintained without gaps in the future.
      Conclusions
      The SMAP mission was launched in 2015 and has produced over 10 years of science data. Because of its unique instrument and operating characteristics, the global low-frequency microwave radiometry with the SMAP observatory has resulted in surface soil moisture, vegetation optical depth, and freeze/thaw state estimates that outperform past and current products. The data have been widely used in the Earth system science community and also applied to natural hazards applications.
      The Earth system science and application communities are actively using the decade-long, high-quality global L-band radiometry. The intensity and range of SMAP science data usage is evident in the number of peer-reviewed journal publications that contain SMAP or Soil Moisture Active Passive in their title or abstract and use SMAP data in the study (i.e., search: www.webofscience.com data-base). The authors acknowledge that many publications escape this particular query approach. Currently the bibliography includes over 1700 entries and over 20,000 citations spanning several elements of Earth system science, including hydrologic science and regional and global water cycle, oceanic and atmospheric sciences, cryosphere science, global ecology as well as microwave remote sensing technologies.
      To Learn More About SMAP
      A more comprehensive bibliography of studies published based on SMAP data products, a set of one-page SMAP science and applications highlights in standardized format, and SMAP project documents including assessment reports are all available online via the links provided.
      Acknowledgements
      The authors wish to acknowledge the contributions of the SMAP Science Team, the SMAP Algorithm Development Team, and the SMAP Project Office engineers and staff. All of these teams contribute to the ongoing SMAP science product generation and uses reported in this article.
      Dara Entekhabi
      Massachusetts Institute of Technology
      darae@mit.edu
      Simon Yueh
      Jet Propulsion Laboratory/California Institute of Technology
      simon.h.yueh@jpl.nasa.gov
      Rajat Bindlish
      NASA Goddard Space Flight Center
      rajat.bindlish@nasa.gov
      Mark Garcia
      Jet Propulsion Laboratory/California Institute of Technology
      mark.d.garcia@jpl.nasa.gov
      Jared Entin
      NASA Headquarters
      jared.k.entin@nasa.gov
      Craig Ferguson
      NASA Headquarters
      craig.r.ferguson@nasa.gov
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      Last Updated Aug 18, 2025 Related Terms
      Earth Science View the full article
    • By NASA
      The 33rd SpaceX commercial resupply services mission for NASA, scheduled to liftoff from the agency’s Kennedy Space Center in Florida in late August, is heading to the International Space Station with an important investigation for the future of bone health.
      The experiment will test how microgravity affects bone-forming and bone-degrading cells and explore potential ways to prevent bone loss. This research could help protect astronauts on future long-duration missions to the Moon and Mars, while also advancing treatments for millions of people on Earth who suffer from osteoporosis.
      Mesenchymal stem cells (MSCs) are derived from human bone marrow and stained with rapid red dye NASA Space’s Hidden Health Mystery
       During long-duration missions, astronauts may experience a gradual reduction in bone density—typically around 1% to 2% per month—even with consistent exercise routines. While scientists understand how bones work on Earth, they aren’t sure exactly why bones weaken so quickly in microgravity.
      Previous research aboard the space station revealed that microgravity changes how stem cells behave and what substances they release. Scientists now want to dig deeper into these cellular changes to better understand what causes bone loss in space and explore potential ways to prevent it.
      Blocking a Potential Bone Thief
      The Microgravity Associated Bone Loss-B (MABL-B) investigation focuses on special stem cells called mesenchymal stem cells, or MSCs. As these cells mature, they build new bone tissue in the body.
      Scientists suspect that a protein called IL-6 might be the culprit behind bone problems in space. Data from the earlier MABL-A mission suggests that microgravity promotes the type of IL-6 signaling that enhances bone degradation. The MABL-B experiment will investigate this by testing ways to block this IL-6 signaling pathway.
      The experiment will grow mesenchymal stem cells alongside other bone cells in special containers designed for space research. Cells will be cultured for 19 days aboard the space station, with crew members periodically collecting samples for analysis back on Earth.
      How this benefits space exploration
      The research could lead to targeted treatments that protect astronauts from bone loss during long-duration missions to the Moon, Mars, and beyond. As crews venture farther from Earth, bone health becomes increasingly critical since medical evacuation or emergency return to Earth won’t be possible during Mars missions.
      How this benefits humanity
      The findings could provide new insights into age-related bone loss that affects millions of people on Earth. Understanding how the IL-6 protein affects bone health may lead to new treatments for osteoporosis and other bone conditions that come with aging.
      Related Resources
      Microgravity Associated Bone Loss-B (MABL-B) Microgravity Associated Bone Loss-A (MABL-A) Microgravity Expanded Stem Cells About BPS
      NASA’s Biological and Physical Sciences Division pioneers scientific discovery and enables exploration by using space environments to conduct investigations not possible on Earth. Studying biological and physical phenomenon under extreme conditions allows researchers to advance the fundamental scientific knowledge required to go farther and stay longer in space, while also benefitting life on Earth.
      View the full article
    • By NASA
      5 Min Read NASA, Army National Guard Partner on Flight Training for Moon Landing
      By Corinne Beckinger
      When Artemis astronauts land on the Moon’s South Pole in a commercial human landing system, they will encounter a landscape pockmarked with deep craters, sloped connecting ridges, and harsh lighting conditions. The Moon’s lack of contrast, combined with its rolling terrain, will also pose a challenge, making it difficult for astronauts to overcome visual illusions on the lunar surface.
      NASA astronaut Bob Hines (left) and Colorado Army National Guard HAATS instructor Ethan Jacobs practice landing procedures in the Rocky Mountains of Colorado in April 2025. Depending on the season, the snowy or dusty conditions can cause visual obstruction. Lunar dust can cause similar visual impairment during future crewed missions. In the mountains of northern Colorado, NASA and the U.S. Army National Guard are using military helicopters to develop a foundational lunar landersimulated flight training course to help astronauts practice flight and landing procedures for the Moon. 
      For decades, military helicopter pilots have trained at the HAATS (High-Altitude Army National Guard Aviation Training Site) in Gypsum, Colorado. In 2021, NASA and the Colorado Army National Guard began working together to develop a course specifically for the next generation of lunar explorers.
      That NASA-specific course is scheduled to be finalized in August 2025, marking an important milestone for Artemis crewed landings training efforts.
      “NASA is using a three-pronged approach with motion-based simulation, in-flight lunar landing analog training, and in-flight lunar simulation to build out its foundational training for Artemis Moon landings,” said NASA astronaut Doug Wheelock, who helped coordinate the training program. “Helicopters at or above 10,000 feet are not really efficient in the thin air, forcing us into operating with very thin power margins similar to the Apollo astronauts having to manage energy and momentum to land safely. The operations along with the terrain at the HAATS course in Colorado’s Rocky Mountains provide a valuable, real-world opportunity for Artemis astronauts to practice flying and landing in conditions similar to maneuvering a lander in the lunar environment.”
      NASA astronaut Raja Chari participates in the HAATS course in April 2025. Since 2021, 22 NASA astronauts and one ESA (European Space Agency) astronaut have participated and evaluated the course based on functionality and Artemis mission needs. NASA/Laura Kiker NASA astronaut Raja Chari participates in the HAATS course in April 2025. Since 2021, 22 NASA astronauts and one ESA (European Space Agency) astronaut have participated and evaluated the course based on functionality and Artemis mission needs. NASA/Corinne Beckinger NASA’s human landing systems that will safely transport astronauts to and from the Moon’s surface will be provided by SpaceX and Blue Origin.
      NASA’s Artemis III mission will build on earlier test flights and add new capabilities, including SpaceX’s Starship Human Landing System and advanced spacesuits, to send the first astronauts to explore the lunar South Pole and prepare humanity to go to Mars.
      While each industry provider is responsible for training Artemis astronauts on its specific lander, NASA is establishing foundational training to help prepare astronauts for crewed flights.
      Flight training opportunities like this are vital to mission success and crew safety.”
      Doug Wheelock
      NASA Astronaut
      “Over the last few years, NASA and the Army National Guard have worked closely to evaluate training procedures and landing zone areas, incorporating accounts from Apollo astronauts,” Wheelock said. “During training flights at HAATS, astronauts can experience the visual illusions, cross-cockpit communication, and degraded visibility they may experience navigating to their landing zone near the lunar south pole. Flight training opportunities like this are vital to mission success and crew safety.”
      Paired with trained instructors from the Army National Guard, astronauts fly to mountaintops and valleys in a range of aircraft, including LUH-72 Lakotas, CH-47 Chinooks, and UH-60 Black Hawks.
      While one astronaut pilots the aircraft, an astronaut in the back charts the landing area, marking key landmarks, identifying potential hazards, and helping to track the flight path. Throughout the week-long course, the landing zones and situations become more challenging, allowing astronauts to experience team dynamics and practice communication skills they will need to land on the Moon.
      “Our full-time Colorado Army National Guard pilots have thousands of flight hours navigating the Rocky Mountains at altitudes ranging from 6,500 to 14,200 feet, and we are reaching new heights by providing realistic and relevant training with NASA for Artemis,” said first sergeant Joshua Smith of the HAATS program. “Our Colorado Army National Guard pilots may not fly around the Moon, but we wear our motto, de monitbus ad astra — from the mountains to the stars — with pride.”
      Fast Facts
      On the Moon’s South Pole, the Sun is never more than 1.5 degrees above or below the horizon. With the Sun at such a low angle and with only a thin exosphere, shadows are stark, and astronauts may find it difficult to determine distances and heights.

      The Moon’s atmosphere is extremely thin, with few particles, and is called an exosphere. The Moon’s exosphere is thin enough to glow in sunlight, which has been observed by spacecraft and some of the Apollo astronauts. The Moon’s surface is challenging to land on. There are inactive volcanoes, bounders, large basins, craters, and cracks in the Moon’s crust, caused by the Earth’s gravity tugging on the Moon. Moon dust can also obscure the view from the windows of a commercial human landing system, and affect sensors that relay important information, such as altitude and velocity, to astronauts. Through the Artemis campaign, NASA will send astronauts to explore the Moon for scientific discovery, economic benefits, and to build the foundation for the first crewed missions to Mars – for the benefit of all. 
      For more information about Artemis visit:
      https://www.nasa.gov/artemis
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      Last Updated Aug 18, 2025 EditorBeth RidgewayContactCorinne M. Beckingercorinne.m.beckinger@nasa.govLocationMarshall Space Flight Center Related Terms
      Human Lander Challenge General Human Landing System Program Marshall Space Flight Center Explore More
      3 min read Human Rating and NASA-STD-3001
      Article 3 days ago 3 min read NASA Seeks Proposals for 2026 Human Exploration Rover Challenge 
      Article 3 days ago 4 min read NASA IXPE’s ‘Heartbeat Black Hole’ Measurements Challenge Current Theories
      Article 6 days ago Keep Exploring Discover More Topics From NASA
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      The Moon makes Earth more livable, sets the rhythm of ocean tides, and keeps a record of our solar system’s…
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    • By NASA
      Northrop Grumman’s Cygnus spacecraft, atop a SpaceX Falcon 9 rocket, soars from Space Launch Complex 40 at Cape Canaveral Space Force Station in Florida on Aug. 4, 2024, for Northrop Grumman’s 21st Commercial Resupply Services mission for NASA.Credit: SpaceX Media accreditation is open for the next launch to deliver NASA science investigations, supplies, and equipment to the International Space Station. A Northrop Grumman Cygnus spacecraft will launch to the orbital laboratory on a SpaceX Falcon 9 rocket for NASA.
      The mission is known as NASA’s Northrop Grumman Commercial Resupply Services 23, or Northrop Grumman CRS-23. Liftoff is targeted for mid-September from Space Launch Complex 40 at Cape Canaveral Space Force Station in Florida.
      Following launch, astronauts aboard the space station will use the Canadarm2 to grapple Cygnus, and the spacecraft will be installed robotically to the Unity module’s Earth-facing port for cargo unloading. The spacecraft will remain at the space station for more than two months.
      Credentialing to cover prelaunch and launch activities is open to U.S. media. The application deadline for U.S. citizens is 11:59 p.m. EDT, Wednesday, Aug. 27. All accreditation requests must be submitted online at:
      https://media.ksc.nasa.gov
      Credentialed media will receive a confirmation email upon approval. NASA’s media accreditation policy is available online. For questions about accreditation, or to request special logistical support, email: ksc-media-accreditat@mail.nasa.gov. For other questions, please contact NASA’s Kennedy Space Center newsroom at: 321-867-2468.
      Para obtener información sobre cobertura en español en el Centro Espacial Kennedy o si desea solicitor entrevistas en español, comuníquese con Antonia Jaramillo o Messod Bendayan a: antonia.jaramillobotero@nasa.gov o messod.c.bendayan@nasa.gov.
      This is the 23rd spacecraft built to deliver goods to the International Space Station. In March, NASA and Northrop Grumman moved up the company’s Commercial Resupply Services-23 mission to September following damage to the Cygnus Pressurized Cargo Module during shipping for the company’s Commercial Resupply Services-22 flight.
      Each resupply mission to the station delivers scientific investigations in the areas of biology and biotechnology, Earth and space science, physical sciences, and technology development and demonstrations. Cargo resupply from U.S. companies ensures a national capability to deliver scientific research to the space station, increasing NASA’s ability to conduct new investigations aboard humanity’s laboratory in space.
      In addition to food, supplies, and equipment for the crew, Cygnus will deliver research, including materials to produce semiconductor crystals in space and equipment to develop improvements for cryogenic fuel tanks. Cygnus also will deliver a specialized UV light system to prevent biofilm growth and supplies to produce pharmaceutical crystals that could treat cancer and other diseases.
      The International Space Station is a convergence of science, technology, and human innovation that enables research not possible on Earth. For almost 25 years, humans have continuously lived and worked aboard the International Space Station, advancing scientific knowledge and demonstrating new technologies that enable us to prepare for human exploration of the Moon and Mars.
      Learn more about NASA’s commercial resupply missions at:
      https://www.nasa.gov/station
      -end-
      Josh Finch
      Headquarters, Washington
      202-358-1100
      joshua.a.finch@nasa.gov
      Steven Siceloff
      Kennedy Space Center, Fla.
      321-876-2468
      steven.p.siceloff@nasa.gov
      Sandra Jones / Joseph Zakrzewski
      Johnson Space Center, Houston
      281-483-5111
      sandra.p.jones@nasa.gov / joseph.a.zakrzewski@nasa.gov
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      Last Updated Aug 18, 2025 EditorJessica TaveauLocationNASA Headquarters Related Terms
      Commercial Resupply International Space Station (ISS) ISS Research Northrop Grumman Commercial Resupply View the full article
    • By NASA
      4 min read
      Preparations for Next Moonwalk Simulations Underway (and Underwater)
      NuCLEUS, developed by Interstellar Lab, is an autonomous system that grows microgreens, vegetables, and more for astronauts to eat in space.Interstellar Lab NASA invests in technologies that have the potential to revolutionize space exploration, including the way astronauts live in space. Through the Deep Space Food Challenge, NASA, in partnership with CSA (Canadian Space Agency), sought novel food production systems that could provide long-duration human space exploration missions with safe, nutritious, and tasty food. Three winners selected last summer are now taking their technology to new heights – figuratively and literally – through commercial partnerships. 
      Interstellar Lab of Merritt Island, Florida, won the challenge’s $750,000 grand prize for its food production system NuCLEUS (Nutritional Closed-Loop Eco-Unit System), by demonstrating an autonomous operation growing microgreens, vegetables, and mushrooms, as well as sustaining insects for use in an astronaut’s diet. To address the requirements of the NASA challenge, NuCLEUS includes an irrigation system that sustains crop growth with minimal human intervention. This end-to-end system supplies fresh ingredients to support astronauts’ health and happiness, with an eye toward what the future of dining on deep space missions to Mars and the Moon may look like. 
      Since the close of the challenge, Interstellar Lab has partnered with aerospace company Vast to integrate a spinoff of NuCLEUS, called Eden 1.0, on Haven-1, a planned commercial space station. Eden 1.0 is a plant growth unit designed to conduct research on plants in a microgravity environment using functions directly stemming from NuCLEUS.  
      “The NASA Deep Space Food Challenge was a pivotal catalyst for Interstellar Lab, driving us to refine our NuCLEUS system and directly shaping the development of Eden 1.0, setting the stage for breakthroughs in plant growth research to sustain life both in space and on Earth,” said Barbara Belvisi, founder and CEO of Interstellar Lab. 
      Fuanyi Fobellah, one of the “Simunauts” from The Ohio State University who tested food production technologies as part of the Deep Space Food Challenge, removes a cooked omelet from the SATED appliance.NASA/Savannah Bullard Team SATED (Safe Appliance, Tidy, Efficient & Delicious) of Boulder, Colorado, earned a $250,000 second prize for its namesake appliance, which creates an artificial gravitational force that presses food ingredients against its heated inner surface for cooking. The technology was developed by Jim Sears, who entered the contest as a one-person team and has since founded the small business SATED Space LLC.  
      At the challenge finale event, the technology was introduced to the team of world-renowned chef and restaurant owner, José Andrés. The SATED technology is undergoing testing with the José Andrés Group, which could add to existing space food recipes that include lemon cake, pizza, and quiche. The SATED team also is exploring partnerships to expand the list of ingredients compatible with the appliance, such as synthetic cooking oils safe for space. 
      Delicious food was a top priority in the Deep Space Food Challenge. Sears noted the importance of food that is more than mere sustenance. “When extremely high performance is required, and the situations are demanding, tough, and lonely, the thing that pulls it all together and makes people operate at their best is eating fresh cooked food in community.” 
      Team Nolux won a $250,000 second-place prize for its Nolux food system that uses artificial photosynthesis to grow ingredients that could be used by astronauts in space.OSU/CFAES/Kenneth Chamberlain Team Nolux, formed from faculty members, graduate, and undergraduate students from the University of California, Riverside, also won a $250,000 second prize for its artificial photosynthesis system. The Nolux system – whose name means “no light” – grows plant and fungal-based foods in a dark chamber using acetate to chemically stimulate photosynthesis without light, a capability that could prove valuable in space with limited access to sunlight.  
      Some members of the Nolux team are now commercializing select aspects of the technology developed during the challenge. These efforts are being pursued through a newly incorporated company focused on refining the technology and exploring market applications. 
      A competition inspired by NASA’s Deep Space Food Challenge will open this fall.  
      Stay tuned for more information: https://www.nasa.gov/prizes-challenges-and-crowdsourcing/centennial-challenges/  
      View the full article
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