Astronomers have detected the first-ever "radio signal" coming from the interstellar comet 3I/ATLAS, right as it passed the halfway mark on its oneway trip through the solar system. And while this may ...

Most alien-signal searches listen to a narrow part of the radio spectrum, but astronomers are now testing higher frequencies that have barely been explored. A first search using archived ALMA ...

A Ukrainian preprint reports more than 20 objects near the Moon, but missing distance data, independent confirmation and peer ...

Fresh scientific findings highlight two major gaps in the hunt for alien life.

K2-18b is one of the most promising worlds for the search for extraterrestrial life, so astronomers conducted an unusually powerful radio survey using both the VLA and MeerKAT telescopes. Advanced ...

Every November, the Leonid meteor shower lights up the sky — a dazzling reminder that our planet is just one small part of a vast, mysterious cosmos. As shooting stars streak overhead, it's hard not ...

Researchers found radio telescopes have unknowingly surveyed millions of additional stars, revealing the search for alien ...