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X-ray: NASA/CXC/Univ. of Alabama/M. Muhibullah et al.; Optical: NASA/ESA/STScI; Image Processing: NASA/CXC/SAO/N. Wolk Using NASA’s Chandra X-ray Observatory, researchers found mysterious objects […]

2 min read Preparations for Next Moonwalk Simulations Underway (and Underwater) NASA astronaut Anil Menon reviews procedures for emergency scenarios while aboard […]

3 min read Preparations for Next Moonwalk Simulations Underway (and Underwater) Top Row (from left to right): Michael Stenger, Joe Dervay, Steve […]

3 Min Read Embracing the Equinox Illustration showing how Earth’s tilt leads to the Northern and Southern Hemispheres receiving changing amounts of […]

Army Cpl. Luther H. Story, an infantryman, posthumously received the Medal of Honor for his heroic actions during the Korean War. Source: […]

More than 9,000 people across 50 states registered for the 2026 Air Force Marathon, testing their mental and physical endurance across several […]

1 Min Read Perseverance’s View of ‘Turquoise Bay’ PIA26815 Credits: NASA/JPL-Caltech/MSSS Photojournal Navigation Science Photojournal Perseverance’s View of… Photojournal Home Photojournal Search […]

Earth Observatory Science Earth Observatory Arctic Melt Season Length… Earth Earth Observatory Image of the Day EO Explorer Topics All Topics Atmosphere […]

APOD Science APOD APOD: 2026 September 21 –… Today’s APOD Archive Submissions Index Search Calendar RSS Education About Discuss   APOD Astronomy […]

2 Min Read Johnson Space Center Sparks Curiosity at Houston’s 33rd Annual Japan Festival   On Sept. 12-13, NASA’s Johnson Space Center […]