Now that Butch Wilmore and Suni Williams are home, ending a 9-month spaceflight, questions remain about the troubled ...

Former NASA astronaut José Hernández said Monday that travel to Mars is “a good 15 years away.” “As I’ve always said … space ...

Stuck in space no more, NASA astronauts Butch Wilmore and Suni Williams returned to Earth on Tuesday, hitching a different ...

NASA's two stuck astronauts are finally on their way home after more than nine months in space. CAPE CANAVERAL, Fla. (AP) — ...

Scientists are confident Mars was once abundant with water, as seen in massive flood-carved channels, ancient river valleys, ...

Solar panels are next to useless in the outer solar system, so NASA’s Voyager probes rely on nuclear batteries—technology ...

NASA astronauts Butch Wilmore and Suni Williams have returned to Earth after being stuck in space for more than nine months.

Former NASA astronaut José Hernández said Monday that travel to Mars is “a good 15 years away.” “As I’ve always said … space travel is not trivial, and so what we need to do next is ...

"As soon as we can get it going, we would want to start having some type of presence on the moon sustainably," she told Fortune.

A Güntner cooling system is helping NASA and the DLR test greenhouse technology that could one day feed astronauts on the ...

Ingenuity proved beyond a shadow of a doubt that a helicopter can operate on another planet. Over 72 flights, the little ...

Massachusetts native Suni Williams and her crewmates splashed down aboard a SpaceX capsule on Tuesday, concluding a dramatic ...