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

A striking optical illusion resembling a floating city or alien spacecraft was captured on camera above the countryside in ...

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

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

However, despite the theories, a fresh radio search has turned up no sign that the object, now named 3I/ATLAS, is emitting ...

SpaceX sent to space a test version of a spacecraft called Starfall during a sunrise launch on the Space Coast on Tuesday.’ ...

Scientists propose building a lab on the moon to screen Mars and other space samples for alien microbes before they ever ...

SETI scientists searched the interstellar object 3I/ATLAS for radio signals that could indicate extraterrestrial technology ...

The United States government’s recent release of hundreds of previously classified Unidentified Anomalous Phenomena (UAPs) cases spanning the 1940s to the present, along with the new Steven Spielberg ...