NASA's Suni Williams — one of two astronauts stuck for months at the International Space Station — has retired ...

Crew 11 is expected to splash down off the coast of Southern California at 3:41 a.m. EST, closing out a 167-day stay in space.

The members of Crew-11 — two American, one Russian and one Japanese — splashed down after one became ill, prompting an early return.

NASA accidentally broadcasted a drill that simulated an astronaut with a medical emergency. A NASA flight surgeon can be ...

Four astronauts, including two from NASA, are set to leave the International Space Station on Wednesday, weeks earlier than planned, due to a medical issue.

Four space station fliers have been told to cut their mission short and return to Earth ahead of schedule because of an apparently serious medical issue affecting an unidentified crew member, NASA ...

Four astronauts returned to Earth early Thursday, after departing the International Space Station about a month earlier than planned due to a medical issue.

A small section of the International Space Station that has experienced persistent leaks for years appears to have stopped venting atmosphere into space. The leaks were caused by microscopic ...

This article was originally published at The Conversation. The publication contributed the article to Space.com's Expert Voices: Op-Ed & Insights. For the first time in 25 years of continuous crewed ...

The space station industry is starting to take off. For decades, if you wanted to send an astronaut or experiment into orbit, the International Space Station (ISS) was the only option. But now, as ...

For the first time ever, NASA has been forced to cut a mission to the International Space Station short due to a “serious medical condition” affecting a crew member. The four Crew-11 astronauts, who ...