NASA has refused to identify the astronaut who developed the "serious medical condition" last week - or explain what happened - but said they were "doing fine".
NASA data reveals a dramatic blue glow from the ancient interstellar comet 3I/ATLAS. Discover why this 8-billion-year-old visitor is baffling astronomers now.
This is the moment a SpaceX capsule left the International Space Station on an emergency return flight to Earth prompted by a medical issue afflicting one of the astronauts ...
NASA's SpaceX Crew-11 mission safely splashed down early Thursday morning in the Pacific Ocean off the coast of San Diego, concluding a more than five-month ...
Four astronauts returned to Earth from the International Space Station after cutting their mission short due to a medical issue. Their return was the first time in the space station's 25-year history that a crew returned home early because of a ...