Alien worlds take center stage in an extraordinary voyage across the Milky Way, revealing planets far stranger than anything found in our Solar System. The journey begins beyond Neptune before ...

NASA’s Pandora mission has begun its hunt for secrets hidden in exoplanet atmospheres. The spacecraft will study at least 20 alien worlds and their host stars, helping scientists separate planetary ...

When the James Webb Space Telescope detected potential biosignatures in the atmosphere of K2-18 b last year, the discovery sparked intense debate. Here was a sub-Neptune exoplanet 124 light years away ...

I’m the guy who hijacks the TV remote just to binge reruns of Ancient Aliens, The Proof Is Out There, and The X-Files. There’s just something deeply fascinating about the theory of intelligent life ...

Don’t expect a straightforward timeline, because continuity is a mess with the Alien and Predator timelines (even if, as in this list, you choose to ignore tie-in comics, novels, and games). Predator: ...

It didn’t take long for stories about extraterrestrials to reach our cinemas. George Méliès “A Trip to the Moon” introduced weird, easily explodable aliens called Selenites that capture the first ...