We could see robots working on NASA's Habitable Worlds Observatory out in space.

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

Metal spheres found on a Queensland beach are likely space debris, not extraterrestrial. The Australian Space Agency is working with international partners to confirm their origin.

It was a close encounter of the Schiff kind. President Trump made an out of this world jibe when he was allegedly briefed on ...

The coating could be applied on future spacecraft designed to block light from distant stars hosting exoplanets.

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.

Strange interstellar comet speculated to be alien spacecraft is older than Solar System - Scientists say comet represents preserved fragment of ancient planetary system ...

For every "Alien" or "Event Horizon," there are dozens of lesser-known space horror movies that deserve much more love and ...

The nature of space, time and the evolution of life on Earth mean it’s unlikely extraterrestrial life has visited our home ...

“Mr. Chair, the truth is out there.” That’s what Rep. Nate Davidson, D-Cumberland and Dauphin said during a Tuesday Pa. House ...

Scientists propose building a lab on the moon to screen Mars and other space samples for alien microbes before they ever ...