From the first photographer star to the discovery of alien worlds, these night sky targets mark some of astronomy's greatest ...

Earth is dotted with humongous, human-made structures that, to an alien eye, may be tell-tale signs of intelligent goings-on.

Data from the James Webb Space Telescope on exoplanet K2-18b has revealed the "strongest hints yet of biological activity ...

Scientists have discovered unexpected water-ice clouds on a distant, Jupiter-like exoplanet, challenging current atmospheric ...

A former Air Force officer claimed he was forced to sign a gag order silencing him about a chilling UFO encounter that ...

Steven Spielberg has 60 director credits to his name, with a new movie ("Disclosure Day") coming out in June 2026, adding to ...

We have no idea what kind of life may exist on other planets, so it’s hard to know what to look for. Proxima Kósmos imagines ...

NASA has uncovered major new clues on Mars that could point to alien life. The space agency’s rover has found chemicals on ...

Scientists identify 45 potentially habitable exoplanets, using exact data and quotes to guide future telescopes in the search ...

As a fast-firing spaceman, one minute you’re invincible, the next you’re dead – with every battle like watching a firework show through a kaleidoscope ...

Comet 3I/ATLAS, an object from another star that was found speeding through our solar system last summer, is now fading from ...

In Amy Berryman’s clever and touching new play “Alien Girls,” college roommates and aspiring writers Carolyn and Tiffany form ...