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

New simulations have narrowed down where the newly discovered interstellar comet 3I/ATLAS likely came from, revealing it ...

A strange interstellar object is racing toward our solar system, and while NASA says it’s a comet, a top Harvard scientist ...

In an exciting and rare new discovery, astronomers recently confirmed that a third known interstellar object has entered our solar system. The interstellar comet, dubbed "3I/ATLAS", was initially ...

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

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

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

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.

Astronomers tracking an interstellar object flying through the solar system think it comes from a star at least 8 billion ...

I/ATLAS might be over 7 billion years old, a new study reports, which would make it the oldest comet known. But experts caution we need more data.

However, new research has shown this potentially "water ice-rich" visitor could be even more extraordinary than initially ...