NASA astronaut Chris Williams and his two crewmates are preparing to leave the International Space Station after completing a ...

Being in space means cool science experiments, and one such experiment conducted by a NASA astronaut while he was aboard the ...

A veteran astronaut explains why she and her former crewmates believe defending the Constitution is their next mission.

NASA's Artemis III mission is shaping up to be NASA's most complex mission in history, coordinating the launch and rendezvous ...

Astronauts grew a scroll-like crystal aboard the ISS, and its strange shape reveals what happens to ordinary salts once ...

America’s most daring, extraordinary feat — landing astronauts on the moon — remains the pinnacle of achievement by anyone ...

Astronauts returning from months in orbit can struggle with gravity, movement and sensory overload as their brains and bodies ...

NASA is preparing for future astronaut landings on the Moon with an unusually ambitious orbital rehearsal. During Artemis III ...

NASA’s masterplan for upcoming lunar landings has a flaw that could prove fatal to the U.S. astronauts set to touch down on ...

Returning astronauts find familiar Earth smells surprisingly intense after months in space. Driving feels strange as the ...

To help with its plans for long-term lunar visits and missions to Mars, NASA is putting together a year-long virtual program ...

, July 23 -- NASA is preparing for its next astronaut mission to the Moon by planning a major orbital rehearsal in 2027, when ...