NASA astronaut Jessica Meir prepares to enter the Quest airlock and complete a spacewalk outside the International Space Station.NASA NASA astronaut Jessica Meir and ESA (European Space Agency) astronaut Sophie Adenot concluded their spacewalk outside the International Space Station at 3:29 p.m. EDT. During the 6-hour, 49-minute spacewalk, Meir and Adenot installed a new retroflector on the forward [...]
Skywatching Skywatching Home What’s Up Meteor Showers Eclipses Daily Moon Guide More Tips & Guides Skywatching FAQ Night Sky Network Brilliant Venus and a Harvest Moon Use the Moon to find Antares and the Teapot, spot brilliant Venus, welcome the equinox, and see the Harvest Moon near Saturn and Neptune. Skywatching Highlights Sept. 14-20: [...]
NASA/Clayton Rougelot On Aug. 24, technicians at NASA’s Kennedy Space Center in Florida began installing the four RS‑25 engines in the core stage of the agency’s Space Launch System (SLS) rocket that will carry the Artemis III crew into low Earth orbit in 2027. Each RS‑25 engine has a unique serial number that records its [...]
Astronauts Sophie Adenot of ESA and Jessica Meir of NASA are pictured training for a spacewalk at the Johnson Space Center’s Neutral Buoyancy Laboratory in Houston, Texas.NASA NASA astronaut Jessica Meir and ESA (European Space Agency) astronaut Sophie Adenot began a spacewalk at 8:40 a.m. EDT outside the International Space Station to replace a retroflector, [...]
Astronauts Jessica Meir of NASA (left) and Sophie Adenot of ESA are suited up inside the Quest airlock preparing to exit the International Space Station for a spacewalk.NASA+ 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 8:30 a.m. [...]
APOD Science APOD APOD: 2026 September 1 – A… 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 is featured, along with a brief explanation written by a professional astronomer. A [...]
Turkish Minister of Industry and Technology, Mehmet Fatih Kacır, 3rd from left, signs the Artemis Accords for the Republic of Türkiye as NASA Administrator Jared Isaacman, left, U.S. Deputy Assistant Secretary of State for Space and Environment Connor Tomlinson, and Turkish Space Agency President, Yusuf Kıraç, right, look on, Monday, August 31, 2026, at the [...]
Every month, NASA Earth Observatory features a puzzling satellite image. The September 2026 puzzler appears above. Your Challenge Identify the location shown in this satellite image. Share what clues you see, where you think it is, and what makes this place interesting or unique to you. How to Answer Submit your response using this form and select “Puzzler [...]
Astronauts Sophie Adenot of ESA and Jessica Meir of NASA pose for their official crew portraits at the Johnson Space Center in Houston, Texas.NASA Astronauts Sophie Adenot of ESA (European Space Agency) and Jessica Meir of NASA will exit the International Space Station after setting their spacesuits to battery power at 8:30 a.m. EDT on [...]
NASA/John Kraus NASA’s Nancy Grace Roman Space Telescope, aboard a SpaceX Falcon Heavy rocket, transits the Sun during launch from the agency’s Kennedy Space Center in Florida on Aug. 30, 2026. Roman is named after the agency’s first chief astronomer. Roman will survey billions of stars and galaxies with a field of view far larger [...]
