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NASA astronaut Megan McArthur has retired, concluding a career spanning more than two decades. A veteran of two spaceflights, McArthur logged 213 days in space, including being the first woman to pilot a SpaceX Dragon spacecraft and the last person to “touch” the Hubble Space Telescope with the space shuttle’s robotic arm. McArthur launched as […]

NASA Astronaut Megan McArthur Retires - NASA

NASA

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The Operational Land Imager on Landsat 9 captured this image of Buccaneer Archipelago on June 11, 2025. The scene encapsulates the striking interactions between land and water in the area where King Sound opens to the Indian Ocean. The powerful tidal currents stir up sediment in shallow areas, producing the beautiful turquoise swirls visible in this image. This […]

Landsat 9 Sees Buccaneer Archipelago - NASA

The Operational Land Imager on Landsat 9 captured this image of Buccaneer Archipelago on June 11, 2025. The scene encapsulates the striking
NASA

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This NASA/ESA Hubble Space Telescope image features a galaxy whose asymmetric appearance may be the result of a galactic tug of war. Located 35 million light-years away in the constellation Leo, the spiral galaxy Messier 96 is the brightest of the galaxies in its group. The gravitational pull of its galactic neighbors may be responsible […]

Hubble Homes in on Galaxy’s Star Formation

This Hubble image features Messier 96 (M96), the brightest of the galaxies of its group.
NASA Hubble Mission Team (NASA Science)

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NASA has awarded ASCEND Aerospace & Technology of Cape Canaveral, Florida, the Contract for Organizing Spaceflight Mission Operations and Systems (COSMOS), to provide services at the agency’s Johnson Space Center in Houston. The COSMOS is a single award, indefinite-delivery/indefinite-quantity contract valued at $1.8 billion that begins its five-year base period no earlier than Dec. 1, […]

NASA Awards Spaceflight Operations, Systems Organization Contract - NASA

NASA has awarded ASCEND Aerospace & Technology of Cape Canaveral, Florida, the Contract for Organizing Spaceflight Mission Operations and Systems
NASA

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NASA will hold a media teleconference at 12 p.m. EDT on Thursday, Sept. 4, to discuss the agency’s upcoming Sun and space weather missions, IMAP (Interstellar Mapping and Acceleration Probe) and Carruthers Geocorona Observatory. The two missions are targeting launch on the same rocket no earlier than Tuesday, Sept. 23. The IMAP mission will map […]

NASA Invites Media to Learn About New Missions to Map Sun’s Influence - NASA

NASA

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Rocky material that impacted Mars lies scattered in giant lumps throughout the planet’s mantle, offering clues about Mars’ interior and its ancient past. What appear to be fragments from the aftermath of massive impacts on Mars that occurred 4.5 billion years ago have been detected deep below the planet’s surface. The discovery was made thanks […]

NASA Marsquake Data Reveals Lumpy Nature of Red Planet’s Interior - NASA

Anthony Greicius (NASA)

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NASA astronaut Jonny Kim and JAXA (Japan Aerospace Exploration Agency) astronaut Kimiya Yui will connect with students in New York as they answer prerecorded science, technology, engineering, and mathematics (STEM) questions aboard the International Space Station. The Earth-to-space call will begin at 9:20 a.m. EDT on Friday, Sept. 5, and will stream live on the […]

NASA, International Astronauts to Address Students from New York - NASA

NASA

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Thousands of Americans are impacted each summer by excessive heat and humidity, some suffering from heat-related illnesses when the body can’t cool itself down. Data from NASA satellites could help local governments reduce the sweltering risks, thanks to a collaboration between NASA scientists and officials in Prince George’s County, Maryland. The effort demonstrates how local […]

NASA Scientists Help Maryland County Plan to Beat Summer Heat Risks - NASA

James R. Riordon (NASA)

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The inside of a star turned on itself before it spectacularly exploded, according to a new study from NASA’s Chandra X-ray Observatory. Today, this shattered star, known as the Cassiopeia A supernova remnant, is one of the best-known, well-studied objects in the sky. Over three hundred years ago, however, it was a giant star on […]

NASA's Chandra Reveals Star's Inner Conflict Before Explosion - NASA

Lee Mohon (NASA)

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Deputy Project Manager for Resources – Goddard Space Flight Center How are you helping set the stage for the Roman mission? I’m a deputy project manager for resources on the Nancy Grace Roman Space Telescope team, sharing the role with Kris Steeley. Together, we oversee the business team, finance, outreach, scheduling, and more. I focus […]

Katie Bisci: Resourcing for Big Science - NASA

Ashley Balzer (NASA)

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Written by Eleanor Moreland, Ph.D. Student Collaborator at Rice University Perseverance has continued exploring beyond the rim of Jezero crater, spending time last week at Parnasset conducting a mini-campaign on aeolian bedforms. After wrapping up that work, three separate drives brought Perseverance further southeast to an outcrop named Soroya. Soroya was first picked out from […]

Over Soroya Ridge & Onward!

Mars 2020 Mission Team Members (NASA Science)

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Patagonia, Chile. Left: September 18, 1986. Right: August 5, 2002. The 1986 image shows the region prior to a major retreat of the glaciers. The 2002 image shows a retreat of nearly 10 kilometers (6.2 miles) of the glacier on the left side. The smaller glacier on the right has receded more than 2 kilometers (1.2 miles). In front of the smaller glacier, two ribbon lakes have formed behind the debris left by the glacier’s advance. Scientists and government managers are using satellite imagery like this to monitor the retreat of the glaciers and the impact on water bodies caused by the changes in the glaciers’ size and direction.

Patagonia Glacier retreat, Chile

Earth Science Division Editorial Team (NASA Science)

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As four astronauts venture around the Moon on NASA’s Artemis II test flight in 2026, many people will support the journey from here on Earth. Teams directing operations from the ground include the mission management team, launch control team, flight control team, and the landing and recovery team, each with additional support personnel who are […]

Meet NASA's Artemis II Moon Mission Masterminds - NASA

Lauren E. Low (NASA)

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Components of a NASA technology that could one day help crew and cargo enter harsh planetary environments, like that of Mars, are taking an extended trip to space courtesy of the United States Space Force. On Aug. 21, several pieces of webbing material, known as Zylon, which comprise the straps of the HIAD (Hypersonic Inflatable […]

Strap In! NASA Aeroshell Material Takes Extended Space Trip - NASA

Joseph Atkinson (NASA)

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NASA seeks volunteers to passively track the Artemis II Orion spacecraft as the crewed mission travels to the Moon and back to Earth. The Artemis II test flight, a launch of the agency’s SLS (Space Launch System) rocket and Orion spacecraft, will send NASA astronauts Reid Wiseman, Victor Glover, and Christina Koch, along with CSA […]

NASA Seeks Volunteers to Track Artemis II Mission - NASA

Katrina Lee (NASA)

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NASA astronaut Zena Cardman poses for a portrait in a photography studio on March 22, 2024, at NASA’s Johnson Space Center in Houston, Texas. Cardman is currently aboard the International Space Station, where she performs research, technology demonstrations, and maintenance activities. Recently, she took a robotics test on a computer for the portion of the […]

Portrait of an Astronaut - NASA

NASA

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As NASA’s Orion spacecraft is carrying crew around the Moon on the Artemis II mission, a team of expert engineers in the Mission Control Center at NASA’s Johnson Space Center in Houston will be meticulously monitoring the spacecraft along its journey. They’ll be operating from a new space in the mission control complex built to […]

Inside NASA’s New Orion Mission Evaluation Room for Artemis II  - NASA

Erika Peters (NASA)

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This image released on Aug. 20, 2025, combines new radio data from the Australia Telescope Compact Array with X-ray data from NASA’s Chandra X-ray Observatory. Chandra first released an image of this pulsar and its surrounding hand-shaped nebula in 2009. The new data provides a fresh view of this exploded star and its environment, which […]

Reaching Out - NASA

NASA

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On Aug. 7 and 8, NASA’s Nancy Grace Roman Space Telescope team assessed the observatory’s solar panels and a visor-like sunshade called the deployable aperture cover — two components that will be stowed for launch and unfold in space. Engineers confirmed their successful operation during a closely monitored sequence in simulated space-like conditions. On the […]

NASA Test Deploys Roman Space Telescope Solar Panels, ‘Visor’ - NASA

NASA

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Think of NASA’s Stennis Space Center, and one likely thinks of rocket propulsion testing. The site has a long history of testing to support the nation’s space efforts, including the current Artemis program to send astronauts to the Moon to prepare for future human exploration of Mars. However, NASA Stennis also is working to become […]

NASA Stennis Provides Ideal Setting for Range Operations - NASA

In terms of unmanned range operations, NASA Stennis has it all – layers of restricted airspace, a closed canal system, and acres upon acres of protected terrain.
LaToya Dean (NASA)

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Written by Conor Hayes, Graduate Student at York University Earth planning date: Friday, Aug. 22, 2025 Curiosity is continuing its winding path through the mysterious boxwork structures that have been a major focus of the last several months of the mission. After driving away from “Río Frío,” we are now parked on top of a […]

Curiosity Blog, Sols 4638-4640: Imaging Extravaganza Atop a Ridge

Mars Science Laboratory Mission Team Members (NASA Science)

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Titans Space Industries, a commercial space company, selected a new cohort of astronaut candidates this spring – and among them is NASA citizen scientist, Benedetta Facini. She has participated in not one, but many NASA citizen science projects: Cloudspotting on Mars, Active Asteroids, Daily Minor Planet, GLOBE, Exoasteroids and International Astronomical Collaboration (IASC). We asked […]

From NASA Citizen Scientist to Astronaut Training: An Interview with Benedetta Facini

NASA Science Editorial Team (NASA Science)

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NASA’s X-59 quiet supersonic research aircraft sits on the ramp at sunrise before ground tests at Lockheed Martin’s Skunk Works facility in Palmdale, California, on July 18, 2025. Following completion of low-speed taxi tests in July 2025 in Palmdale, California, medium- and high-speed taxi tests mark the final steps before the aircraft takes to the skies for […]

NASA’s X-59 at Sunrise - NASA

NASA

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A Washington state high school student with a passion for art, space exploration, and a curiosity about the possibility of life on other planets earned the grand prize for the 2025 NASA Student Art Contest. Dahyun Jung’s winning piece, titled “My Wonders with You,” shows a child seated on the roof of a barn, their […]

Washington State Student Wins 2025 NASA Art Contest - NASA

Joseph Atkinson (NASA)

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Scientists have devised a new method for mapping the spottiness of distant stars by using observations from NASA missions of orbiting planets crossing their stars’ faces. The model builds on a technique researchers have used for decades to study star spots. By improving astronomers’ understanding of spotty stars, the new model — called StarryStarryProcess — […]

Astronomers Map Stellar ‘Polka Dots’ Using NASA’s TESS, Kepler

Jeanette Kazmierczak (NASA Science)

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NASA is kicking off the 2026 Student Launch challenge, looking for new student teams to design, build, and launch high-powered rockets with a scientific or engineering payload next April. The agency is seeking proposals until Monday, Sept. 22. Details about this year’s challenge are in the 2026 handbook, which outlines the requirements for middle school, high school, […]

NASA Accepts Proposals for 2026 Student Launch Challenge  - NASA

NASA is kicking off the 2026 Student Launch challenge, looking for new student teams to  design, build, and launch high-powered rockets with a scientific or engineering payload next April. 
Beth Ridgeway (NASA)

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Introduction Landsat, a joint program of NASA and the U.S. Geological Survey (USGS), has been an invaluable tool for monitoring changes in Earth’s land surface for over 50 years. Researchers use instruments on Landsat satellites to monitor decades-long trends, including urbanization and agricultural expansion, as well as short-term dynamics, including water use and disaster recovery. […]

Harmonized Landsat and Sentinel-2: Collaboration Drives Innovation

Earth Observer Staff (NASA Science)
in reply to NASA (unofficial)

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anadolutcrtgld

We are looking for an investor who can loan our holding company 237,000 US dollars.

With this money, we will open a farm in Baku, Azerbaijan to produce animal-based food.

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My telegram username:
@adenholding

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Lindy Garay always knew she wanted to develop software. She did not anticipate that her work would contribute to human spaceflight. The electrical and software engineering degree Garay earned from the University of Texas at Austin paved the way for a 25-year career with NASA’s Johnson Space Center in Houston. Her first job out of […]

Lindy Garay: Supporting Space Station Safety and Success - NASA

Linda E. Grimm (NASA)

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Following a successful launch of NASA’s SpaceX 33rd commercial resupply mission, new scientific experiments and cargo for the agency are bound for the International Space Station. The SpaceX Dragon spacecraft, carrying more than 5,000 pounds of supplies to the orbiting laboratory, lifted off at 2:45 a.m. EDT on Sunday, on the company’s Falcon 9 rocket […]

NASA Science, Cargo Launch on 33rd SpaceX Resupply Mission to Station - NASA

NASA

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A future with advanced air mobility aircraft populating the skies will require the U.S. to implement enhanced preflight planning that can mitigate potential risks well before takeoff – and NASA is working to develop the tools to make that happen. Preflight planning is critical to ensuring safety in the complex, high-risk environments of the future […]

NASA Tests Tools to Assess Drone Safety Over Cities - NASA

Dede Dinius (NASA)

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Read this story in English here. La NASA ya tiene 25 finalistas para el diseño del indicador de gravedad cero de Artemis II que volará con la tripulación de esta misión alrededor de la Luna y de regreso a la Tierra el próximo año. Los astronautas Reid Wiseman, Victor Glover y Christina Koch de la […]

La NASA revela los finalistas del concurso de diseño de la mascota lunar de Artemis II - NASA

Thalia K. Patrinos (NASA)

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Lee esta historia en español aquí. NASA is down to 25 finalists for the Artemis II zero gravity indicator set to fly with the mission’s crew around the Moon and back next year. Astronauts Reid Wiseman, Victor Glover, and Christina Koch of NASA, and CSA (Canadian Space Agency) astronaut Jeremy Hansen will soon select one […]

NASA Shares Final Contenders for Artemis II Moon Mascot Design Contest - NASA

Rachel H. Kraft (NASA)

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The parachute of the Enhancing Parachutes by Instrumenting the Canopy, or EPIC, test experiment deploys following an air launch from an Alta X drone on June 4, 2025, at NASA’s Armstrong Flight Research Center in Edwards, California. NASA researchers are developing technology to make supersonic parachutes safer and more reliable for delivering instruments and payloads […]

Epic Research Can Help Mars Missions - NASA

NASA

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Asteroid Bennu, sampled by NASA’s OSIRIS-REx mission in 2020, is a mixture of dust that formed in our solar system, organic matter from interstellar space, and pre-solar system stardust. Its unique and varied contents were dramatically transformed over time by interactions with water and exposure to the harsh space environment. These insights come from a trio of newly published papers based on the analysis of Bennu samples by scientists at NASA and other institutions.

NASA’s Bennu Samples Reveal Complex Origins, Dramatic Transformation

Melissa Gaskill (NASA Science)

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The Lunar Environment Structural Test Rig simulates the intense cold of the lunar night, ranging from 40 Kelvin (K) to 125 K while maintaining a vacuum environment. This creates a tool by which scientists and engineers can test materials, electronics, and flight hardware for future Moon and Mars missions, characterizing their behaviors at these temperatures while also validating their ability to meet design requirements.

Lunar Environment Structural Test Rig - NASA

Julie M. Wodrich (NASA)

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This NASA/ESA Hubble Space Telescope image offers a new view of the nearby spiral galaxy NGC 2835, which lies 35 million light-years away in the constellation Hydra (the Water Snake). The galaxy’s spiral arms are dotted with young blue stars sweeping around an oval-shaped center where older stars reside. This image differs from previously released […]

Hubble Observes Noteworthy Nearby Spiral Galaxy

This Hubble image features the nearby spiral galaxy NGC 2835, which lies 35 million light-years away in the constellation Hydra (the Water Snake).
NASA Hubble Mission Team (NASA Science)

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Written by Athanasios Klidaras, Ph.D. candidate at Purdue University On Mars, the past is written in stone — but the present is written in sand. Last week, Perseverance explored inactive megaripples to learn more about the wind-driven processes that are reshaping the Martian landscape every day. After wrapping up its investigation at the contact between […]

To See the World in a Grain of Sand: Investigating Megaripples at ‘Kerrlaguna’

Mars 2020 Mission Team Members (NASA Science)

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NASA astronauts Michael Fincke and Zena Cardman will connect with students in Ohio as they answer prerecorded science, technology, engineering, and mathematics (STEM) questions aboard the International Space Station. The Earth-to-space call will begin at 10:15 a.m. EDT on Wednesday, Aug. 27, and will stream live on the agency’s Learn With NASA YouTube channel. Media […]

NASA Astronauts to Answer Questions from Students in Ohio - NASA

NASA

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While the Artemis II crew will be the first humans to test NASA’s Orion spacecraft in space, they will also conduct science investigations that will inform future deep space missions, including a lunar science investigation as Orion flies about 4,000 to 6,000 miles from the Moon’s surface.

NASA’s Artemis II Lunar Science Operations to Inform Future Missions

While the Artemis II crew will be the first humans to test NASA’s Orion spacecraft in space, they will also conduct science investigations that will inform future deep space missions, including a lunar science investigation as Orion flies about 4,000…
Lonnie Shekhtman (NASA Science)

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Read this release in English here. La NASA ha abierto el plazo para la acreditación de los medios para el lanzamiento de tres observatorios que estudiarán el Sol y mejorarán nuestra capacidad de hacer pronósticos precisos de meteorología espacial, ayudando a proteger los sistemas tecnológicos que impactan la vida en la Tierra. La NASA tiene previsto […]

La NASA invita a los medios al lanzamiento conjunto de misiones sobre el Sol y la meteorología espacial - NASA

NASA

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NASA astronaut Nichole Ayers took this photo of California’s San Francisco Bay Area surrounded by the cities of San Francisco, Oakland, and San Jose, and their suburbs on Aug. 3, 2025. At the time, the International Space Station orbited 260 miles above the Golden State. The International Space Station serves as a unique platform for […]

Cities by the Bay - NASA

NASA astronaut Nichole Ayers took this photo of California's San Francisco Bay Area surrounded by the cities of San Francisco, Oakland, and San Jose, and
NASA

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On Sept. 11, 2022, engineers at a flight control center in Turin, Italy, sent a radio signal into deep space. Its destination was NASA’s DART (Double Asteroid Redirection Test) spacecraft flying toward an asteroid more than 5 million miles away. The message prompted the spacecraft to execute a series of pre-programmed commands that caused a small, […]

Close-Up Views of NASA’s DART Impact to Inform Planetary Defense

Nathan Marder (NASA Science)

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Lee esta nota de prensa en español aquí. Media accreditation is open for the launch of three observatories that will study the Sun and enhance the ability to make accurate space weather forecasts, helping protect technology systems that affect life on Earth. NASA is targeting no earlier than Tuesday, Sept. 23, for the launch of the […]

NASA Invites Media to Joint Launch of Sun, Space Weather Missions - NASA

NASA is targeting no earlier than Tuesday, Sept. 23, for the launch of the agency’s IMAP (Interstellar Mapping and Acceleration Probe), the Carruthers
NASA

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Written by Michelle Minitti, MAHLI Deputy Principal Investigator, Framework Earth planning date: Wednesday, Aug. 20, 2025 What does a good rover do when her back is up against a wall? Fight for science! Curiosity indeed fought the good fight at “Río Frío,” the wall of one of the many ridges cutting through the boxwork terrain […]

Curiosity Blog, Sols 4636-4637: Up Against a Wall

Mars Science Laboratory Mission Team Members (NASA Science)

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In 2009, NASA’s Chandra X-ray Observatory released a captivating image: a pulsar and its surrounding nebula that is shaped like a hand. Since then, astronomers have used Chandra and other telescopes to continue to observe this object. Now, new radio data from the Australia Telescope Compact Array (ATCA), has been combined with Chandra’s X-ray data […]

X-ray and Radio go 'Hand in Hand' in New Image - NASA

NASA

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Nota del editor: Esta nota de medios fue actualizada el 20 de agosto para reflejar un cambio en los participantes de la sesión informativa sobre ciencia y tecnología de Artemis II. Read this release in English here. La NASA ha abierto el plazo para la acreditación de los medios a un programa de eventos de varios días […]

La NASA anunciará una nueva promoción de astronautas y adelantará detalles de la misión lunar Artemis II - NASA

NASA

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Editor’s note: This advisory was updated on Aug. 20 to reflect a change in the Artemis II Science and Technology Briefing participants. Lee esta nota de prensa en español aquí. NASA is opening media accreditation for multi-day events to introduce America’s newest astronaut class and provide briefings for the Artemis II crewed test flight around the […]

NASA to Announce New Astronaut Class, Preview Artemis II Moon Mission - NASA

Editor's note: This advisory was updated on Aug. 20 to reflect a change in the Artemis II Science and Technology Briefing participants.
NASA

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The dwarf planet is cold now, but new research paints a picture of Ceres hosting a deep, long-lived energy source that may have maintained habitable conditions in the past. New NASA research has found that Ceres may have had a lasting source of chemical energy: the right types of molecules needed to fuel some microbial […]

NASA: Ceres May Have Had Long-Standing Energy to Fuel Habitability - NASA

Anthony Greicius (NASA)

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A Titan-Centaur rocket carrying the Viking 1 spacecraft launches from Complex 41 at Cape Canaveral Air Force Station on Aug. 20, 1975. Viking 1 touched down on the red planet on July 20, 1976, becoming the first truly successful landing on Mars. Viking 1 was the first of a pair of complex deep space probes […]

Viking 1 Begins Journey to Mars - NASA

NASA

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Dr. Steven “Steve” Platnick has taken the NASA Deferred Resignation Program (DRP). His last work day was August 8, 2025. Steve spent more than three decades at, or associated with, NASA. While he began his civil servant career at NASA’s Goddard Space Flight Center (GSFC) in 2002, his Goddard association went back to 1993, first […]

Steve Platnick Steps Down from NASA After 34 Years of Service

Earth Observer Staff (NASA Science)

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Editor’s Note: This article was updated Aug. 20, 2025, to correct the number of years of training data used and the model accuracy. The original article said the model was trained on 14 years of Solar Dynamics Observatory data and surpassed existing benchmarks by 15%; the model was actually trained on 9 years of data and […]

NASA, IBM’s ‘Hot’ New AI Model Unlocks Secrets of Sun

Editor's Note: This article was updated Aug. 20, 2025, to correct the number of years of training data used and the model accuracy. The original article said
Derek Koehl (NASA Science)

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Written by Lucy Thompson, Planetary Scientist and APXS Team Member, University of New Brunswick, Canada Earth Planning Date: Monday, Aug. 18, 2025 The downlink data from our weekend activities arrived on Earth as we started planning this morning. As the APXS payload uplink and downlink lead, I assess the downlink data to ensure that our […]

Curiosity Blog, Sols 4634-4635: A Waiting Game

Mars Science Laboratory Mission Team Members (NASA Science)

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Written by Remington Free, Operations Systems Engineer at NASA’s Jet Propulsion Laboratory Earth planning date: Friday, Aug. 15, 2025 Today we uplinked a three-sol weekend plan with lots of exciting activities — to support both the science and engineering teams! While usually our science activities take front and center stage, we often also do engineering […]

Curiosity Blog, Sols 4631-4633: Radiant Ridge Revolution

Mars Science Laboratory Mission Team Members (NASA Science)

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For the fourth year in a row, the American Association of Physics Teachers, a collaborator on the NASA Heliophysics Education Activation Team (HEAT), selected eight new educators to serve as ambassadors for heliophysics education. Meeting in Boulder, CO, from July 14-17, 2025, these teachers met to work through AAPT’s lessons that bring physics content to […]

Sun at the Center: Teacher Ambassadors Bring Heliophysics to Classrooms Nationwide

NASA Science Editorial Team (NASA Science)

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As we honor the legacy of aviation pioneers this National Aviation Day, NASA’s X-59 is preparing to push the boundaries of what’s possible in air travel. The quiet supersonic aircraft’s historic first flight is on the horizon, with final ground tests about to begin. Following completion of low-speed taxi tests in July 2025 in Palmdale, […]

NASA’s X-59 Nears First Flight - NASA

NASA

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A series of biology experiments, called BioNutrients, is testing ways to use microorganisms to produce nutrients – off Earth and on demand – that will be critical for human health in space. Editor’s note: This article was updated on Aug. 19, 2025, to clarify which BioNutrients experiments in the series are completed and adds new […]

What is BioNutrients? - NASA

Abby Tabor (NASA)

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Headed for a metal-rich asteroid of the same name, the Psyche spacecraft successfully calibrated its cameras by looking homeward. On schedule for its 2029 arrival at the asteroid Psyche, NASA’s Psyche spacecraft recently looked back toward home and captured images of Earth and our Moon from about 180 million miles (290 million kilometers) away. The […]

NASA’s Psyche Captures Images of Earth, Moon - NASA

Anthony Greicius (NASA)

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The Moon’s light is refracted by Earth’s atmosphere in this April 13, 2025, photograph from the International Space Station as it orbited into a sunset 264 miles above the border between Bolivia and Brazil in South America. Understanding the Moon helps us understand other planets, how they have evolved and the processes which have shaped […]

Moonlight and Our Atmosphere - NASA

The Moon's light is refracted by Earth's atmosphere in this April 13, 2025, photograph from the International Space Station as it orbited into a sunset 264
NASA

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As we observe National Aviation Day Tuesday – a tribute to Orville Wright’s birthday – let’s reflect on both America’s and NASA’s aviation heritage and share how we are pushing the boundaries of flight for the nation’s future. Modern NASA grew from the National Advisory Committee for Aeronautics (NACA), an agency created by Congress in […]

National Aviation Day: Celebrating NASA’s Heritage While Charting Our Future - NASA

Jennifer M. Dooren (NASA)

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A collaboration between NASA and the small business Aloft Sensing produced a new compact radar system that will enable researchers to leverage High Altitude Long Endurance (HALE) platforms to observe dynamic Earth systems. This new radar is small, provides highly sensitive measurements, and doesn’t require GPS for positioning; eventually, it could be used on vehicles […]

NASA-funded Compact Radar Drives Big Changes in Airborne and Suborbital Radar Capabilities

NASA’s new compact radar spots millimeter-scale Earth changes from the sky—no GPS needed—and could one day map other worlds.
NASA Science Editorial Team (NASA Science)

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The first “A” in NASA stands for Aeronautics – so naturally that means today, Aug. 19, National Aviation Day, is one of our favorite days all year! National Aviation Day was first proclaimed in 1939 by President Franklin Roosevelt to celebrate the birthday of aviation pioneer Orville Wright, who, with his brother Wilbur, in 1903, […]

NASA Invites You to Celebrate National Aviation Day 2025 - NASA

Aug. 19 is National Aviation Day. Here at NASA Aeronautics, it's one of our favorite days all year! Here's how you can help celebrate.
John Gould (NASA)

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If you asked someone what they expected to see during a visit to NASA’s Johnson Space Center, they would probably list things like astronauts, engineers, and maybe a spacecraft or two. It might be a surprise to learn you can also spy hundreds of species of animals – from geckos and snakes to white-tailed deer […]

Where the Wild Things Are: Wildlife Management with Johnson’s Matt Strausser - NASA

Linda E. Grimm (NASA)

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NASA and SpaceX are targeting 2:45 a.m. EDT, Sunday, Aug. 24, for the next launch to deliver science investigations, supplies, and equipment to the International Space Station. This is the 33rd SpaceX commercial resupply services mission to the orbital laboratory for NASA. Filled with more than 5,000 pounds of supplies, a SpaceX Dragon spacecraft on […]

NASA Sets Coverage for SpaceX 33rd Station Resupply Launch, Arrival - NASA

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Tess Caswell supports the International Space Station from NASA’s Johnson Space Center in Houston as a capsule communicator, or capcom, and helps plan and train for future spacewalks with the Extravehicular Activity (EVA) team in the Flight Operations Directorate. She is currently on rotation as the Artemis lead capcom, helping to develop training and processes […]

Station Nation: Meet Tess Caswell, Extravehicular Activity Flight Controller and Lead Capsule Communicator 

Mary Pfister (NASA)

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Introduction The 2025 Global Ecosystem Dynamics Investigation (GEDI) Science Team Meeting (STM) took place April 1–3, 2025 at the University of Maryland, College Park (UMD). Upwards of 60 participants attended in-person, while several others joined virtually by Zoom. The GEDI Mission and Competed Science Team members were in attendance along with the GEDI NASA program […]

Summary of the 2025 GEDI Science Team Meeting

Earth Observer Staff (NASA Science)

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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 […]

A Decade of Global Water Cycle Monitoring: NASA Soil Moisture Active Passive Mission

Earth Observer Staff (NASA Science)

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Introduction The Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) Science Team (ST) organized a three-day workshop that took place June 9–11, 2025, at the Japan Space System’s (JSS) offices in Tokyo, Japan. About 25 people from Japan and the United States participated during the in-person meeting – see Photo 1. U.S. participants included representatives […]

Summary of the 54th U.S.–Japan ASTER Science Team Meeting

Earth Observer Staff (NASA Science)

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Exploring the Cosmos and Inspiring Young Minds From January through June 2025, the Education Outreach Office at the University of Alaska Fairbanks Geophysical Institute (GI) continued its mission of bringing science to life by delivering the magic of its portable planetarium to communities across Alaska. This year, they reached over 1,807 students, educators, and participants […]

Portable Planetarium takes Thousands of Alaskan Students on a Cosmic Adventure

NASA Science Editorial Team (NASA Science)

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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 […]

Bone Loss Research Launches Aboard NASA’s SpaceX-33 Resupply Mission

A new NASA experiment examines bone loss prevention aboard the International Space Station. The research could protect future astronauts on Moon and Mars missions. SpaceX 33.
NASA Science Editorial Team (NASA Science)

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By Corinne BeckingerWhen 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 […]

NASA, Army National Guard Partner on Flight Training for Moon Landing - NASA

Beth Ridgeway (NASA)

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NASA astronauts Christina Koch, Artemis II mission specialist, and Victor Glover, Artemis II pilot, walk on the crew access arm of the mobile launcher in the Vehicle Assembly Building at NASA’s Kennedy Space Center in Florida on Tuesday, Aug. 12, 2025. On Aug. 11 and 12, teams with the agency’s Exploration Ground Systems Program along with NASA […]

Artemis II Crew Practices Night Launch Scenario - NASA

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Until now, additive manufacturing, commonly known as 3D printing, of engine components was limited by the lack of affordable metal alloys that could withstand the extreme temperatures of spaceflight. Expensive metal alloys were the only option for 3D printing engine parts until NASA’s Glenn Research Center in Cleveland, Ohio, developed the GRX-810 alloy. The primary […]

NASA-Developed Printable Metal Can Take the Heat - NASA

Andrew Wagner (NASA)

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Human-rating is a critical certification process that validates the safety, reliability, and suitability of space systems—including orbiters, launch vehicles, rovers, spacesuits, habitats, and other crewed elements—for human use and interaction. This process ensures that systems are designed not only to protect human life but also to accommodate human needs and effectively integrate human capabilities. Human-rating requires […]

Human Rating and NASA-STD-3001 - NASA

Kim Lowe (NASA)

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NASA astronauts Michael Fincke and Zena Cardman will connect with students in Minnesota as they answer prerecorded science, technology, engineering, and mathematics (STEM) questions aboard the International Space Station. The Earth-to-space call will begin at 11 a.m. EDT on Wednesday, Aug. 20, and will stream live on the agency’s Learn With NASA YouTube channel. Media […]

NASA Astronauts to Answer Questions from Students in Minnesota - NASA

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This November marks a quarter century of continuous human presence aboard the International Space Station, which has served as a springboard for developing a low Earth economy and NASA’s next great leaps in exploration, including human missions to the Moon and Mars. To kick off the orbiting laboratory’s silver 25th anniversary countdown, here are a […]

Countdown to Space Station’s Silver Jubilee with Silver Research - NASA

Christian M. Getteau (NASA)

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Former NASA astronaut Shane Kimbrough is photographed as he left the airlock hatch during a spacewalk on Jan. 13, 2017. Kimbrough performed nine spacewalks during his three spaceflights. He retired in July 2022. Astronauts conduct spacewalks to perform maintenance on the space station, install new equipment, or deploy science experiments. These activities also inform future missions […]

Spacewalk Pop-Up - NASA

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NASA now is accepting proposals from student teams for a contest to design, build, and test rovers for Moon and Mars exploration through Sept. 15. Known as the Human Exploration Rover Challenge, student rovers should be capable of traversing a course while completing mission tasks. The challenge handbook has guidelines for remote-controlled and human-powered divisions. “Last year, we saw […]

NASA Seeks Proposals for 2026 Human Exploration Rover Challenge  - NASA

Beth Ridgeway (NASA)

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This NASA/ESA Hubble Space Telescope image zooms in on the feathery spiral arms of the galaxy NGC 45, which lies just 22 million light-years away in the constellation Cetus (the Whale). The portrait uses data drawn from two complementary observing programs. The first took a broad view of 50 nearby galaxies, leveraging Hubble’s ability to […]

Hubble Examines Low Brightness, High Interest Galaxy

This Hubble image features a portion of the spiral galaxy NGC 45 and its bright-pink star-forming regions some 22 million light-years from Earth.
NASA Hubble Mission Team (NASA Science)

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Altair is the last stop on our trip around the Summer Triangle! The last star in the asterism to rise for Northern Hemisphere observers before summer begins, brilliant Altair is high overhead at sunset at the end of the season in September. Altair might be the most unusual of the three stars of the Triangle, […]

Summer Triangle Corner: Altair

Kat Troche (NASA Science)

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Earth planning date: Monday Aug. 11, 2025 Written by Lucy Lim, Planetary Scientist at NASA’s Goddard Space Flight Center On the Curiosity team, we’re continuing our exploration of the boxwork-forming region in Gale Crater. A successful 25-meter drive (about 82 feet) brought the rover from the “peace sign” ridge intersection to a new ridge site. […]

Curiosity Blog, Sols 4627-4628: A Ridge Stop in the Boxworks

Mars Science Laboratory Mission Team Members (NASA Science)

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As part of the agency’s initiative to return humanity to the Moon and eventually send the first astronaut – an American – to Mars, NASA is surveying industry for interest and feedback on a fission surface power system, through a Request for Information issued Thursday. Earlier this month, NASA declared its intent to put a […]

NASA Seeks Industry Feedback on Fission Surface Power - NASA

Jennifer M. Dooren (NASA)

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When the Crew-11 astronauts launched to the International Space Station on August 1, 2025, they carried with them another chapter in space farming: the latest VEG-03 experiments, complete with seed pillows ready for planting. Growing plants provides nutrition for astronauts, as well as psychological benefits that help maintain crew morale during missions. During VEG-03 MNO, […]

Astronauts Plant Seed Pillows in New Space Agriculture Study

NASA astronauts choose from lettuce, kale, and mustard greens to grow in space as part of the VEG-03 MNO experiment. See how this NASA research could help feed future explorers.
NASA Science Editorial Team (NASA Science)

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Dr. Steven “Steve” Platnick stepped down from his role at NASA on August 8, 2025, after more than three decades of public service. Steve began his career at NASA as a physical scientist at Goddard Space Flight Center in 2002. He moved to the Earth Science Division in 2009, where he has served in various […]

After Storied 34 Year Career, Steve Platnick Retires from NASA

Earth Observer Staff (NASA Science)

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NASA announced 10 winning teams for its latest TechLeap Prize — the Space Technology Payload Challenge — on June 26. The winners emerged from a record-breaking field of more than 200 applicants to earn cash prizes worth up to $500,000, if they have a flight-ready unit. Recipients may also have the opportunity to flight test […]

Small Companies Win Big in NASA’s TechLeap Challenge

NASA Science Editorial Team (NASA Science)
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