The LHS 1903 system defies expectations with a rocky outer planet, prompting new ideas about how planets form and evolve.

An interstellar comet changed its chemistry after passing the Sun, revealing hidden layers and a surprising mix of carbon ...

Astronomers have long been puzzled by a cosmic mystery: planets orbiting two stars—like Star Wars’ Tatooine—are surprisingly rare, even though they should be common. New research suggests the culprit ...

Ridley Scott's eight-part sci-fi masterpiece has emerged as the perfect weekend binge before it returns for its sophomore ...

Ancient Greeks believed in alien life, as well as in gods, souls, and beings that inhabited the Moon, stars, and Heavens.

Aristotle's views on the nature of the cosmos dominated the Ancient Greek world. He argued that there's only one world, at ...

With one episode left in Invincible’s fourth season, the Viltrumite Empire appears to be making its way to Earth. With Omni-Man and Conquest alone causing serious damage to the planet when they were ...

Spanning 1960 to 2026, these sci-fi movies simply can't be missed — they've helped define the genre and demonstrate its true ...

A new study proposes detecting life in space by spotting patterns across many planets instead of focusing on one at a time.

"Masters of the Universe" has re-emerged from the shadows of our childhoods, updated and resurfaced for today. Here's ...

The subject of UFOs and aliens is vast and complex, making it impossible to summarize in one article. Flying saucers/UFOs made headline news throughout the world in 1947, sparked by two major, highly ...

From lava tubes on Mars to ice pockets on Europa, subterranean environments may offer the best chance of finding life—and ...