The comet 3I/ATLAS is the third confirmed interstellar object and is likely 3 billion years older than our own solar system.

The newly discovered space rock may be older than our entire solar system, and you may get the chance to see it ...

A mystery interstellar object discovered last week is likely to be the oldest comet ever seen—possibly predating our solar ...

A newly discovered ice comet from deep space may be over 7 billion years old, making it the most ancient comet scientists ...

NASA spotted a foreign object, 3I/ATLAS, speeding toward the inner solar system at 135,000 mph. Harvard expert Avi Loeb believes it may be an alien spacecraft. Scientists debate its origin, with NASA ...

Interstellar Comet 3I/ATLAS was the third visitor from outside our system, and its origins were being studied using an interstellar visitor model.

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

Well, it's July 12, which means (a) the Steam Summer Sale is over and (b) it's really hot outside in the northeastern U.S.

Kareta says that come October, when the comet gets closer to Earth, "under dark skies ... with a big telescope and some ...

A mystery interstellar object discovered last week is likely to be the oldest comet ever seen – possibly predating our solar system by more than three billion years, researchers say. The "water ...

New research has revealed everything astronomers currently know about the mysterious interstellar object 3I/ATLAS.