Avi Loeb's scientific advisory council has requested over 50 Pentagon videos and documents related to UAP sightings under a ...

The probe sent back the first pictures of the asteroid Kamo’oalewa. Next step: landing on the surface and collecting samples ...

Thousands of people have reported UFOs or alien encounters in Northern California. That number could soon go up.

Steven Spielberg once again made a movie that focuses on aliens coming to Earth, so it's probably worth watching some other great alien invasion films.

Eventually, we'll launch a mission dedicated solely to studying an interstellar object. When that day comes, which one should ...

NASA’s Viking 1 lander set down in the Chryse Planitia region of Mars. Its identical twin, Viking 2, followed on Sept. 3 of ...

When it comes to the search for life elsewhere in the universe, methane and other chemical compounds are seen as signs of ...

Discover the best military movies and shows streaming on Netflix this July. From war dramas to documentaries, these hidden ...

Project Hail Mary, Solaris, and The Hitchhiker's Guide to the Galaxy are all among the very best sci-fi books set in space.

For your extraterrestrial viewing needs, Stacker ranked the top 30 alien movies, according to their IMDb user rating.

Uncanny X-Men #31 hits stores Wednesday with aliens invading Louisiana while the X-Men chaperone a dance during the ...