The Hycean planet discovery: A global alien ocean world found 124 light-years away Posted: March 15, 2026 | Last updated: March 15, 2026 Astronomers have discovered a strange new type of exoplanet ...
Imagine a world covered in thick ice, hiding an ocean bigger than all of Earth's seas combined. That is Jupiter's moon Europa, long hailed as one of the best bets for alien life in our solar system.