From ‘Gravity’ to ‘Spaceman’ to ‘Interstellar’ and beyond, these are our favorite films about humans all alone on the final frontier.

Sci-fi fans can rejoice as the Alien franchise's entire collection, including classics and director's cuts, drops on a new streamer on April 1.

King Killer #1, where sibling rivalry meets survival horror on a planet overrun by Xenomorphs. What could possibly go wrong?

Despite some of these shows developing a cult-like following, even some of the best sci-fi series weren't able to last for more than one season.

The Marvel Universe wouldn't be as large and expansive without the alien worlds that populate it. All sorts of alien races exist, from the humanoid to incomprehensible creatures. Originally introduced ...

In 'Project Hail Mary,' a human and an alien figure out how to cooperate across space. In real life, we can't see that fellow ...

"Using our newly developed RAVEN pipeline, we were able to validate 118 new planets, and over 2,000 high-quality planet ...

Astronomers have narrowed down the cosmic search for life, identifying fewer than 50 rocky planets among thousands of known ...

As the science fiction author publishes the latest novel in his Children of Time series, Children of Strife, he talks to ...

Two archaeologists explore the enduring myth that extraterrestrials contributed to the various ancient cultures around the ...

The new eerie trailer for Steven Spielberg's Disclosure Day has got people talking online about the Roswell Incident.

In its continuing immigration crackdown, U.S. Immigration and Customs Enforcement (ICE) has arrested an Indian couple for allegedly running a large human smuggling operation in Texas. “An alien from ...