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

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

Harvard astronomer Avi Loeb suggests that if interstellar object 3I/ATLAS isn't a comet, nor an asteroid, it may have been ...

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

Interstellar objects are visitors from solar systems beyond our own, and the third ever such object, known as 3I/ATLAS, has ...

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

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

NASA has discovered a new interstellar comet that's currently located about 420 million miles away from Earth. The space ...

You can watch comet 3I/ATLAS live online tonight (July 3), thanks to the Virtual Telescope Project, which will livestream ...

Astronomers are scrambling to gather data on a mysterious object that’s currently hurtling through the solar system.

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

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