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.

Astronaut and University of Calgary alumnus Robert Thirsk returned to his alma mater this weekend to talk about what life as ...

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 ...

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

Kate Mara is stalked by creepy aliens while in lockdown at a remote safe house in The Astronaut, a new sci-fi thriller from writer-director Jess Varley. PEOPLE has an exclusive first look at the movie ...

Former NASA astronaut Mike Massimino says while there's no proof of alien contact, the universe's vastness makes life plausible. He also discusses the feasibility of Mars travel, sex in space, and ...

The trailer looks faithful to the book, which is a nice surprise! Now we just need Adrian Tchaikovsky's Alien Clay to be made into a film. Similar wide scope ex-solar system, interesting aliens, and a ...