Add Yahoo as a preferred source to see more of our stories on Google. A NASA astronaut will soon make history when he and one other step outside the International Space Station on the first spacewalk ...

CAPE CANAVERAL, Fla. — Astronauts completed their second spacewalk in under a week Wednesday to replace old batteries outside the International Space Station. Commander Chris Cassidy and Bob Behnken ...

NASA astronauts will conduct two spacewalks in January to conduct repairs and upgrades to the International Space Station. The spacewalks will take place on Jan. 8, with another taking place on Jan.

Two astronauts aborted their spacewalk Friday and hurried back into the International Space Station after water leaked into one of the men's helmets in a scary repeat of a near-drowning 2½ years ago.

NASA is debating whether or not to bring one of the astronauts on the International Space Station early because of a medical issue. The agency did not give specifics of the medical problem or which ...

A NASA astronaut will soon make history when he and one other step outside the International Space Station on the first spacewalk of 2026. NASA astronauts Mike Fincke and Zena Cardman are due to ...