From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.

In recent decades, exoplanets discovery has revolutionized our understanding of the cosmos. These distant worlds, orbiting stars beyond our Sun, have opened an entirely new chapter in astronomy. Once ...

Astronomers now understand that water-rich planets can form internally, even close to stars. A new study reveals that high-pressure reactions between hydrogen and molten rock within sub-Neptunes ...

Life may not get blasted off any of the known "super-Earth" worlds as readily as it can from our planet, scientists find. The discovery suggests that any intelligent aliens that develop on such ...

Astronomers have spotted more than 100 new potential alien planets, including one in the fourth-closest star system to the sun, a new study reports. This haul of newfound possible exoplanets, which ...

Most of 2025 was filled with alien talk, UFOs, UAPs, whether or not extraterrestrials exist out in the universe or not, and they could someday visit us. With 3I/ATLAS, the third interstellar object ...