With a replacement crew on board the space station, NASA is eyeing Tuesday for the Starliner astronauts' return to Earth, finally ending their marathon mission.

Under SpaceX CEO Elon Musk's vision, humans could then land on the Red Planet in 2029, though he admitted 2031 is "more ...

A pod of bottlenose dolphins seemingly took interest in the capsule that dropped out of the sky, circling and surfacing as ...

A new delivery of food, fuel and supplies has arrived at the International Space Station by way of a Russian supply ship. Roscomsos' Progress MS-30 (or Progress 91, as referred to by NASA ...