While aliens in science fiction hop between planets on vast spaceships, scientists say real-life extraterrestrials might take ...

Although astronomers have found thousands of exoplanets, the number of confirmed exomoons—and exorings—is still zero. But ...

This is the definitive ranking of the best alien invasion movies of all time. In between those bookends, Lifeforce is one of the wildest, most unique, most incredible science fiction movies almost ...

Did you know? Sound from another planet, the wind on Mars, has been recorded and made audible with the help of headphones and ...

If life ever existed on Mars, it might have looked like microfossils right here on Earth.

If Barack Obama’s comments about aliens were speculative, Apollo 14 astronaut Edgar Mitchell had a lifetime’s cosmic ...

President Trump had gone to the 2024 election promising to disclose everything about one of his MAGA fan base’s favourite conspiracies: that aliens are real, aliens are among us, and aliens secretly ...

Remember 3I/ATLAS? Yes, the interstellar comet that made plenty of headlines in 2025 is still romping through our solar ...

Despite the dramatic name, these alignments aren’t exceptionally rare. The last six-planet parade occurred in January 2025, ...

Interstellar comet 3I/ATLAS has steadily been making its exit ever since it had a rendezvous at the end of October with the sun.

The interstellar comet 3I/ATLAS is leaving our solar system for good. Here's what to know about its journey and NASA's observations.