A newly spotted interstellar visitor just got an unusually close listen from California scientists — in a search for signs of ...

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

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

Based on evidence collected by the James Webb Space Telescope, researchers have found that interstellar comet 3I/ATLAS could ...

Exactly where the comet 3I/ATLAS came from within the Milky Way remains a mystery.

Scientists can't fully agree on what GJ504b actually is. It may be a massive planet or a brown dwarf, a mysterious class of ...

Researchers say 3I/ATLAS could be 12 billion years old and has a composition unlike anything in our solar system.

Astronomers have finally cracked the mystery of the famous “Pink Planet,” a strange world 57 light-years away that has ...

(RNS) — Rep. Tim Burchett of Tennessee told RNS that he sees evidence of UFOs in the Bible.

An interstellar comet that blazed past the Sun last year could be nearly three times older than our Solar System.

Scientists reveal comet 3I/ATLAS is up to 12 billion years old, offering insights into ancient planetary systems and cosmic ...