The SpaceX Crew-9 astronauts, including two crew members formerly aboard Boeing's Starliner spacecraft, moved their Crew ...

Twenty years ago, the Huygens probe achieved humanity's first landing on a moon in the outer solar system when it touched ...

A SpaceX Dragon crew vents and begins to exit the spacecraft for a spacewalk in this animation. Credit: SpaceX ...

NASA astronauts Nick Hague and Suni Williams completed a six-hour spacewalk to repair and upgrade equipment outside the ...

NASA astronauts who have had unplanned extended stays on the International Space Station since this summer are both scheduled ...

Firefly Aerospace's first mission to the moon is poised to launch in the early morning hours on Jan. 15. The company's Blue ...