Exactly when to see September's full moon, the "harvest supermoon eclipse," drift into Earth's shadow to cause a partial ...

A conservative advocacy group is suing NASA for documents to determine what role, if any, Vice President Kamala Harris played in addressing two astronauts stuck in space.

The two videos embedded below will show NASA TV's live coverage of the undocking and landing of Starliner. Starliner is ...

Don Pettit is replacing astronaut Tracy Dyson, who plans to return to Earth on Sept. 23, after a six-month stay aboard the ...

Tonight's partial lunar eclipse offers a stunning celestial show-capture it perfectly with these timing tips and photography ...

A FOIA request was launched on behalf of a good government watchdog whose executive director suggested the decision to leave ...

A US astronaut stuck on the International Space Station said he believed Boeing’s Starliner could have carried him home if ...

Boeing's Starliner capsule is all packed up and ready to depart the International Space Station today (Sept. 6) at 6:04 p.m.

NASA's Orion spacecraft will need to protect astronauts from dangerous radiation when they visit the moon in the upcoming Artemis missions.

SpaceX / PolarisA billionaire, a retired U.S. Air Force pilot, and two SpaceX employees blasted off on Tuesday for a five-day ...

The distant metallic asteroid named Psyche bears similarities to Earth's own core. That's why NASA scientists have wanted to ...

The two Starliner astronauts said Friday they had no regrets about NASA's decision to extend their mission and to bring their ...