The astronauts who were left stranded on board the International Space Station revealed their near-death experience.

Trump aims to send a crew to Mars by the end of his term, which Musk calls 'doable.' Astronauts question the time frame but said a flight would soon be possible ...

Butch Wilmore and Suni Williams, who only recently returned after a nine-month stint in space, discussed their return to ...

NASA astronauts Suni Williams and Butch Wilmore soared into a blue sky in a new Boeing capsule called Starliner. Their ...

Chun Wang, Jannicke Mikkelsen, Rabea Rogge and Eric Philips — in what would be the first-ever human spaceflight mission into ...