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.

The SpaceX crew arrived at the International Space Station on Sunday, March 16 Talk about an out of this world greeting! On ...

Astronauts Butch Wilmore and Suni Williams are preparing to touch back down on Earth as early as Tuesday. The two have been on the International Space Station since June. Their mission was only ...

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

Talk about an out of this world greeting! On Sunday, March 16, as SpaceX and NASA's Crew-10 astronauts arrived at the International Space Station ahead of Crew-9's return home, some friendly space ...