Four crew members who flew to the International Space Station (ISS) earlier this year to relieve two astronauts who were left stranded by a beleaguered space capsule returned to Earth on Saturday.

NASA. On February 7, 1984, Bruce McCandless II slipped out of space shuttle Challenger and became something no human had ever ...

Canadian astronauts are preparing for their next space mission by undergoing survival training in the forests of Russia. The wilderness portion of the survival course is as realistic as it gets.

Crew members of China's Shenzhou-20 mission recently detailed their reactions upon finding cracks in their spacecraft's viewport during the nation's first spaceflight emergency. Credit: Space.com | fo ...