"Eventually, our own Voyager spacecraft will be extraterrestrial artifacts in other stellar systems." ...

Scientists may have just taken one of the biggest steps yet in the search for life beyond Earth. Meet K2 18 b, a distant ...

James Webb uncovered exotic salt clouds surrounding the famous "Pink Planet," solving a long-standing mystery about one of ...

This video breaks down why K2-18b has suddenly become one of the most important planets in the search for life beyond Earth.

Avi Loeb, a Harvard astronomer who has made headlines with his theories about alien encounters, will lead a White House ...

A rare visitor from another star system prompted SETI to hunt for alien technology, but the mysterious object appears to be a ...

Astronomers have recently started looking for black holes bigger than galaxies. Brian Lacki explains how these “stupendously ...

God and aliens are having a moment. But what do Christianity and other faiths really teach about ETs?

The “Wow!” signal is one of our best pieces of evidence for aliens, but researchers are building a compelling case for a more ...

An instrument on the Perseverance rover has identified large, complex carbon compounds alongside unusual patterns on the ...

As much as Steven Spielberg likes aliens, he seems to prefer holding them at arm’s length. The creatures in Close Encounters ...