Gil Gerard, the actor, who has died aged 82, became a heart-throb in the 1970s as the eponymous time-travelling hero of Buck ...

From mudstones on Mars to strange gases in exoplanet atmospheres, tentative evidence for extraterrestrial life is starting to ...

Besides the original cult hit film, the sci-fi franchise Alien Nation also encompasses a TV series and several TV movies ...

After nine films, including sequels, prequels and spinoffs, and now Hulu’s Alien: Earth, the Alien franchise continues to ...

Polling shows that nearly half of Americans now believe aliens have visited this planet—and that the number who aren't sure ...

The War Between the Land and the Sea spoilers for episodes 1 and 2 follow. A war between land and sea? You'd think the Doctor would show up pretty quick when something that huge takes place. They've ...

Comet 3I/ATLAS, a rare interstellar visitor, is visible this week as it departs the solar system, with some public events ...

It's glory kills galore, as the hunter recreates some of the franchise's most brutal moments with the reindeer. All those ...

Ridley Scott's original 1979 film is a seminal sci-fi classic in addition to being a huge hit at the time. It spawned a series of sequels, spin-offs, and prequels that are going strong to this day.

Hawaii’s Gemini North telescope has captured new images of interstellar comet 3I/ATLAS with a green glow as it remerges from ...

Aliens might be transmitting communications signals to each other across exoplanets, some astronomers think. Since these signals are likely sent as narrowband radio waves, we may now have a way to ...

Steven Spielberg has yet to reveal much about his upcoming alien movie, but some conspiracy theorists think actual extraterrestrials could be featured.