The discovery bemused residents of a small town in northeastern Australia. The objects appear to be junk from a space launch, ...

A mysterious object from another star system is racing through our Solar System, and every major space telescope is watching.

SETI researchers found no alien signals on interstellar object 3I/ATLAS, but the study refines future searches and expands ...

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 ...

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

Australia's space agency said there's a completely rational, albeit cosmic, explanation behind the mysterious orbs that ...

For your extraterrestrial viewing needs, Stacker ranked the top 30 alien movies, according to their IMDb user rating.