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

Strange interstellar comet speculated to be alien spacecraft is older than Solar System - Scientists say comet represents ...

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

In the 21st century, the theories regarding the existence of aliens refuse to dial down. Now, the recently resurfaced NASA photo of Martian planet has gone viral on various social media ...

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

A polarizing Harvard astronomer has been appointed to lead a White House panel studying UFOs. Avi Loeb is leading a new ...

The group leading the charge in the search for extraterrestrial life has given the all clear: An interstellar comet looks to be completely natural and free of any alien tech. The SETI Institute said ...

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

The SETI Institute is the latest to confirm what scientists have long suspected: the interstellar 3I/ATLAS comet is not an alien spaceship.

The object, called 3I/ATLAS, is only the third interstellar visitor ever detected passing through our Solar System.

David Grusch — a former U.S. Air Force officer who testified before Congress in 2023 that the federal government was running secret UFO programs and had recovered non-human "biologics" and materials ...