NASA has spent the last few weeks getting ready for two spacewalks at the International Space Station (ISS), its first in ...

NASA said on Wednesday it was postponing a spacewalk that was scheduled for Thursday, citing a “medical concern” with one of ...

Two NASA astronauts were planning to conduct a spacewalk outside the International Space Station on Thursday, but now, it ...

A NASA spokeswoman said the astronaut with the medical concern, whom she did not identify, was in a stable condition on the ...

NASA said the unidentified astronaut is 'stable," but the agency is considering all options, including a possible early ...

NASA reportedly considers early ISS crew return due to unspecified medical issue with astronaut. Rare safety move prompts ...

NASA did not identify the crew member or provide details on the medical concern, citing privacy issues in a brief blog post.

NASA on Wednesday delayed a scheduled spacewalk from the International Space Station (ISS) just hours before two astronauts ...

NASA astronauts are preparing for two spacewalks to complete tasks outside the International Space Station. Here's what we ...

On Thursday, a pair of astronauts will venture outside the space station to prepare for the future installation of roll-out ...

NASA could bring a space crew aboard the International Space Station back to Earth earlier than planned following a medical ...

NASA has postponed a planned Jan. 8 spacewalk outside the International Space Station due to a "medical concern" with an ...