NASA astronauts Anne McClain, Nichole Ayers and two international crew members splashed down in the Pacific off California ...

Nearly five-month mission concludes as agency continues its human presence on the International Space Station.

Four astronauts are back on Earth after a five-month stay at the International Space Station. Four astronauts returned to ...

Several weeks into their mission, four members of the crew on the International Space Station remained motionless while ultrasound probes mapped the paths of blood in their necks, shoulders, and legs.

Four astronauts are returning to Earth after nearly five months on board the International Space Station. NASA’s Anne McClain ...

A NASA study finds sinus and nasal issues affect 85 percent of astronauts in space, with spacewalks making symptoms worse.

NASA astronaut Jonny Kim recorded time-lapse footage of aurora, lightning and city lights illuminating the night-side of ...

That was the sentiment expressed by Mike Fincke, who arrived at the International Space Station with SpaceX's Crew-11 mission ...

Four astronauts are back on Earth after a five-month stay at the International Space Station. Their SpaceX capsule parachuted ...

SpaceX's Crew-10 astronauts headed home to Earth on Friday (Aug. 8). The Crew-10 quartet's Crew Dragon capsule, named ...

This long-exposure image from the International Space Station shows the growing tension between celestial beauty and human expansion into space.

The Crew-10 mission reached the International Space Station March 15 in a crucial step for the Boeing Starliner astronauts to ...