The interstellar visitor Comet 3I/ATLAS passed Earth with Harvard astrophysicist Avi Loeb saying it could be an alien probe.

He cited the astronomical gaffe in January, when The Minor Planet Center in Cambridge, Mass., announced the discovery of an ...

With 3I/ATLAS days away from making its closest approach to Earth, agencies worldwide are conducting the largest and most ...

The vast silence of the cosmos was momentarily interrupted on Friday as a mysterious celestial traveller reached its closest ...

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

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 ...

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

An alien comet, a Martian volcano, a man’s fall from the sun and a groundbreaking telescope’s first images: Here are the most jaw-dropping space photos of 2025.

Astronomers thought they had seen the "first hints of life on an alien world" this year, but they disappeared under closer ...

The Dead Space series is one of the biggest names in sci-fi horror, successfully blending a creepy, awful atmosphere with setpieces of relentless, grisly action. In the movie world, the Alien ...

Set to hit screens this summer, FX on Hulu has dropped another early look at Noah Hawley's (FX's Fargo) Sydney Chandler (Pistol, Sugar)-starring Alien: Earth. Up until now, we've been told that "In ...

When science fiction explores that, the results are often some of the most terrifying stories ever told on screen. The 2000 ...