Add Yahoo as a preferred source to see more of our stories on Google. An astronaut in need of medical care has departed the International Space Station (ISS) with three crewmates in Nasa’s first-ever ...

For the 1st time in the history of the International Space Station, an astronaut experienced a health issue that required NASA to end a mission early.

Add Yahoo as a preferred source to see more of our stories on Google. Four astronauts have safely returned to Earth after NASA made the rare decision to end their space station mission early because ...

(CNN) — Four astronauts aboard a SpaceX Crew Dragon capsule splashed down early Thursday in the Pacific Ocean, ending a weeklong effort to get an unnamed crew member home to evaluate a medical issue. ...

Spending time in the weightless environment of microgravity can have some dramatic effects on the human body, but scientists have recently discovered a new one that could help explain why some ...

An ailing astronaut returned to Earth with three others on Thursday, ending their space station mission more than a month early in NASA’s first medical evacuation. SpaceX guided the capsule to a ...

Four new crew members are on their way to the International Space Station after launching into orbit early Friday morning ...