A team of international astronomers, including a University of Michigan doctoral student, were the first to publish the ...

Just the third-ever confirmed interstellar object has been detected in our solar system. Here's what we know. (Spoiler: It's ...

Scientists now say an interstellar comet discovered earlier this month could be one of the oldest that astronomers have ever ...

The astronomical community is abuzz over a newly discovered "interstellar object," only the third of its kind ever seen, ...

Analysis of meteorite Northwest Africa 12264 suggests that we may have to alter our timeline of the early Solar System, ...

Scientists discover 3I/ATLAS, a possible 7-billion-year-old comet from deep space. It may rewrite what we know about the ...

I/ATLAS, earlier known as A11pI3Z, is only the third interstellar visitor to be discovered passing through our corner of the ...

A new interstellar object, A11pl3Z, has been discovered in our solar system, marking the third such object to be observed. It ...

Astronomers have observed an object that originated from beyond our solar system, thought to be an interstellar comet, ...

Rocky bodies called protoplanets were thought to have formed slightly earlier in the inner solar system than those beyond the ...

Astronomers have confirmed the third interstellar object on record is dashing through our solar system. Dubbed 3I/ATLAS, it ...

For only the third time in recorded history, an interstellar object has crossed into our solar system, creating quite the ...