A Soyuz capsule carrying two Russian cosmonauts and one American astronaut safely landed Sunday in Kazakhstan, concluding a ...

A Soyuz capsule carrying two Russian cosmonauts and one American astronaut safely landed Sunday in Kazakhstan, concluding a 220-day mission aboard the International Space Station ...

Don Pettit, NASA's oldest active astronaut, marked his 70th birthday by landing on the steppe of Kazakhstan after 220 days in space.

A new commander has taken charge aboard the ISS as three crew members prepare for their return to Earth—just in time for one ...

As NASA prepares to return to the moon, studying astronaut health and safety is a top priority. Scientists monitor and ...

The company’s ambitious new Sunbird design aims to harness nuclear fusion in space, despite the fact that commercializing ...

NASA's Space Launch System (SLS) continues to make progress toward its Artemis 2 mission planned for next year; SLS is ...

"The last four months have been a whirlwind for the science team, and we still feel that Witch Hazel Hill has more to tell us." ...

Back then, the elements that eventually coalesced into the Gateway were geared toward a nebulous initiative to capture a ...