The James Webb telescope's search for habitable exoplanets is getting a big boost from its new star-watching companion, ...

Four astronauts are hours away from strapping into a spacecraft and departing the International Space Station about a month ...

NASA and SpaceX are targeting no earlier than 5:05 p.m. EST, Wednesday, Jan. 14, for the undocking of the agency’s SpaceX Crew-11 mission.

Live updates from the return of the NASA SpaceX Crew-11 astronauts. Splashdown occurred at 3:41 a.m. Jan. 15 off the coast of ...

Four astronauts with SpaceX Crew-11 are set to undock from the International Space Station to make their return to Earth.

NASA's plans for Mars sample return are effectively cancelled as part of a bill approved by the U.S. Congress, ending efforts ...