Four astronauts departing the International Space Station were all smiles during a change of command ceremony on Monday, despite a medical issue prompting an early return to Earth set for later this ...

Three Chinese astronauts were due to depart the Tiangong space station, reenter the atmosphere, and land in the remote desert of Inner Mongolia on Wednesday. Instead, officials ordered the crew to ...

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 ...

A medical issue with an unidentified crew member has halted a spacewalk and may cause Crew-11 to return to Earth early. Crew-11 consists of four astronauts who launched in August 2025 for a planned ...