Dyson: Vacuum Cleaner or Alien Mega-Structure? When you hear “Dyson,” what pops into your head? A brand of vacuum cleaner? Or ...

A French weather photographer captured rare red sprites, or “space lightning," flashing above a mountain village. The brief ...

The Etosha Pan in northern Namibia, the largest salt flat in the country, looks otherworldly in this satellite photo.

A mysterious object was seen on SpaceX's livestream of its Starship rocket on Monday. Many viewers suggested it was a UFO, with some saying it was the size of a mothership.

Sci-fi has plenty of classics, but few can match Alien. Hollywood tried to recreate its success, and most movies fell short.

This map says I’m supposed to walk over the river.”The male customer pointed at the information board and said.“……There is a ...

If ancient extraterrestrial explorers ever traipsed through Earth's cosmic neighborhood, it's possible they left behind some interstellar litter in their wake. Think of it like the loose hubcaps on ...

An alien invasion makes a one-night stand even messier in Extraterrestrial, Nacho Vigalondo’s clever sci-fi comedy about jealousy, lies, and human connection.

Suppose an alien civilization discovers Earth and decides to investigate. Before it chooses a landing site or considers how ...

Weather maps of distant planets are a step closer after the James Webb Space Telescope distinguished hotter and cooler ...

James Webb Space Telescope image of 14 Herculis c, a planet orbiting a star 60 lightyears away that's one of the strangest ...

Astronomers using the James Webb Space Telescope have discovered that a distant alien planet's atmosphere is surprisingly lopsided. Located 1,300 light-years away, the scorching gas giant WASP-17b ...