Leroy Chiao, who was a NASA commander on the International Space Station, had a near-collision with UFOs in August.

Space station crews spend the holidays away from family and friends, but that doesn’t stop them from celebrating in space.

Pictures from the International Space Station do not disappoint, from comets and northern lights to giant hurricanes and ...

A Christmas photo of the NASA astronauts who are still stranded on the International Space Station until next year has ...

Astronauts Butch Wilmore and Sunita Williams brought Christmas cheer to the ISS, donning Santa hats despite being stranded in ...

NASA astronauts Sunita Williams and Barry "Butch" Wilmore celebrated Christmas aboard the ISS, wearing Santa hats in a photo ...

Fresh speculations and conspiracy theories have surfaced after Nasa shared a video showing Sunita Williams and other astronauts stranded in space celebrating Christmas in Santa hats and festive attire ...

Stay informed on the latest developments and key stories shaping the United States. From breaking news in politics, economy, ...

NASA astronauts Sunita Williams and Butch Wilmore, stranded aboard the International Space Station (ISS) since June, ...

Keen for its astronauts to continue living in near-Earth orbit after the ISS's decommissioning, NASA wants private firms to develop their own space stations.

The two orbs did not appear on his plane’s radar nor were their presence communicated to him by air traffic control.

Live: How did NASA astronauts get Christmas decorations in space? Social media wants answers Astronauts Butch Wilmore ...