WASHINGTON — An Earth-sized planet in its star's habitable zone has been discovered in data from NASA’s Kepler space telescope. NASA says the newly found exoplanet is the closest to Earth in size and ...

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 ...

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 ...