Astronomers have confirmed the discovery of a rare celestial visitor: a comet from beyond our Solar System. Officially named 3I/ATLAS, the...

NASA's ATLAS telescope in Chile has detected a fast-moving interstellar comet, named 3I/Atlas, currently located 4.5 au from the Sun. This is only the...

It’s a stellar discovery. A Manhattan-sized interstellar comet was spotted blazing through our solar system — marking only the third time a...

It’s a stellar discovery. A Manhattan-sized interstellar comet was spotted blazing through our solar system — marking only the third time a...

Astronomers on Wednesday confirmed the discovery of an interstellar object racing through our Solar System -- only the third ever spotted, though...

Astronomers on Wednesday confirmed the discovery of an interstellar object racing through our Solar System -- only the third ever spotted, though...

A newly discovered object from deep space may be the oldest comet ever observed—possibly more than 7 billion years old, and older than our entire...

A newly discovered object from deep space may be the oldest comet ever observed—possibly more than 7 billion years old, and older than our entire...

A mystery interstellar object spotted last week by astronomers could be the oldest comet ever seen, according to scientists. Named 3I/Atlas, it may be...

Astronomers spot a mysterious object from interstellar space. The object, 3I/Atlas, is traveling at 60 km/s. It poses no threat to Earth. NASA...