The newly arrived SpaceX crew that docked with the International Space Station Sunday morning was greeted by both human and foreign faces. Crew-9 commander Nick Hague donned a grey alien mask inside ...

NASA astronauts Sunita Williams and Barry Wilmore have been stranded aboard the International Space Station for nearly nine months after their return trip on Boeing’s Starliner was deemed unsafe.

SpaceX's Crew-10 mission successfully docked at the International Space Station (ISS) on Sunday, bringing hope for the return ...

If there’s one person you’d trust when it comes to what should and should not be in our skies, it’s a trained pilot. And regarding the space above our atmosphere? An astronaut, for sure. So when Dr ...

Giorgio A. Tsoukalos talks about the Alien Astronaut Theory & the new episodes of "Ancient Aliens" on The History Channel.

Forty years ago, on January 28, 1986, the nation gathered to watch the Space Shuttle Challenger launch, a historic mission carrying the first "teacher in space," Christa McAuliffe. But 73 seconds into ...