Four astronauts with SpaceX Crew-11 are set to undock from the International Space Station to make their return to Earth. This planned departure comes after NASA announced that it postponed a ...

NASA called off a spacewalk that was to take place at the International Space Station over a medical problem that arose with an unnamed astronaut. Although the kind of medical problem the astronaut ...

A spacewalk planned for Thursday outside the International Space Station was called off late Wednesday because of a "medical concern" with an unidentified crew member, NASA said in a statement. An ...