APOD Science APOD APOD: 2026 August 27 –… Today’s APOD Archive Submissions Index Search Calendar RSS Education About Discuss   APOD Astronomy Picture of the Day Discover the cosmos! Each day a different image or photograph of our fascinating universe…

NASA’s Earth-observing satellite missions track dozens of features of a changing planet — aerosols, sea levels, land cover, cloud cover — over years and decades. Sustaining that record for the scientific and operational communities who depend on it requires more…

NASA’s Nancy Grace Roman Space Telescope, encapsulated in its payload fairing, travels from the Payload Hazardous Servicing Facility to the SpaceX hangar at Launch Complex 39A at NASA’s Kennedy Space Center on Tuesday, Aug. 25, 2026, ahead of mating to…

During the Aug. 12 total solar eclipse over Europe, scientists aimed to study a long-standing mystery: why the Sun’s outer atmosphere, the corona, is far hotter than its visible surface. Capturing the data they needed meant being in exactly the right place at the right time. …

The Expedition 75 crew members spent Wednesday cleaning up and relaxing the day after a spacewalk to install a high-speed antenna outside the International Space Station. The orbital residents are now turning their attention to another spacewalk in September. Meanwhile,…

NASA will provide coverage as two astronauts step outside the International Space Station on Tuesday, Sept. 1, to replace a spacecraft navigational aid and complete several maintenance tasks in support of space station operations. Watch live coverage beginning at 7…

EDITOR’S NOTE: This story, originally published in December, was revised Aug. 26, 2026 with an update on a new phase of testing, including video from a recent test run and new images. To help NASA and commercial partners better understand…

At 17, Jeret Howard raised his right hand to serve his country as a United States Army combat medic in Iraq. This past summer, he raised his right hand again at NASA’s Stennis Space Center near Bay St. Louis, Mississippi.…

APOD Science APOD APOD: 2026 August 26 – JWST… Today’s APOD Archive Submissions Index Search Calendar RSS Education About Discuss   APOD Astronomy Picture of the Day Discover the cosmos! Each day a different image or photograph of our fascinating…

NASA’s Deep Space Network facility in California is marking the addition of a brand new 34-meter-wide (114-foot-wide) radio frequency antenna to the agency’s deep space communications and navigation system. The network uses giant dish antennas located at three global facilities…

NASA’s Nancy Grace Roman Space Telescope arrived Tuesday to the SpaceX hangar at Launch Complex 39A at Kennedy’s Space Center in Florida, just days before its scheduled launch.

NASA will announce the winners of the final phase of its LunaRecycle Challenge on Friday, Aug. 28, at The University of Alabama (UA) Lee Styslinger College of Engineering in Tuscaloosa, Alabama. Launched in 2024, the challenge incentivizes the invention of…

Set to launch on Sunday, Aug. 30, NASA’s Nancy Grace Roman Space Telescope will empower astronomers to explore vast regions of the cosmos and settle essential questions in the areas of dark energy, dark matter, planets outside our solar system,…

NASA astronaut Anil Menon and ESA (European Space Agency) astronaut Sophie Adenot concluded their spacewalk outside the International Space Station at 2:57 p.m. EDT.  

NASA’s Ames Research Center in California’s Silicon Valley invites media to learn more about NASA’s Nancy Grace Roman Space Telescope, scheduled to launch Sunday, Aug. 30, 2026, from NASA’s Kennedy Space Center in Florida. The Roman telescope will provide a…

Pandora, NASA’s newest exoplanet mission and the first satellite to launch through the agency’s Astrophysics Pioneers program, is now making unique observations of worlds beyond our solar system and the stars they orbit. The mission will determine the atmospheric make-up…

Galaxies are like cosmic gems, each with characteristics including size and shape that make them distinct. A new gallery released today from NASA’s Chandra X-ray Observatory and other telescopes displays a collection of galactic images that showcase this variety. Astronomers…

From left, Expedition 75 flight engineers Anil Menon of NASA (partially obscured and wearing the spacesuit with a red stripe on the legs) and Sophie Adenot of ESA (European Space Agency) work together during a six‑hour and 23‑minute spacewalk outside…

Fully autonomous space mission operations require the ability to detect faults and compensate for them without human intervention. To address this challenge and provide model-based support for system design and operations, it is important to connect fault management (FM) and…

What makes NASA’s Nancy Grace Roman Space Telescope a powerful tool with an unprecedented wide view of the cosmos? NASA engineers who designed, built, and tested Roman pop the hood to explain the unique technology inside. Go inside the huge…

NASA astronaut Anil Menon and ESA (European Space Agency) astronaut Sophie Adenot began a spacewalk at 8:27 a.m. EDT outside the International Space Station to replace a Space-to-Ground antenna on the International Space Station.

NASA is streaming live coverage as two astronauts prepare for a spacewalk outside the International Space Station. The spacewalk is scheduled to begin at approximately 8:35 a.m. EDT and last about six and a half hours. Watch online at: https://www.nasa.gov/live

These glacial landforms jut into northern Lake Huron, surrounded by sheltered channels and coves frequented by fish and small watercraft.

Coverage plans are ready for NASA’s Nancy Grace Roman Space Telescope prelaunch and launch activities. Roman is NASA’s next-generation observatory designed to explore some of the universe’s biggest mysteries, including dark energy. NASA and SpaceX are targeting Roman’s liftoff for…

From Texas to Maine, coastal wetlands and marshes are releasing more than 1.45 billion pounds (660,000 metric tons) of carbon into the ocean each year, according to new research supported by NASA. Coastal marshes, like forests and tundra, store large…