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

Comet 31/ATLAS is only the third interstellar object to ever be observed whizzing through the Solar System. While its origins ...

How do we know 3I/ATLAS, also called comet C/2025 N1 (ATLAS), is interstellar? Will it strike Earth? Can we visit it? Here ...

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

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

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

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

When the news started to spread on July 1, 2025, about a new object that was spotted from outside our solar system, only the ...

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

NASA confirms the arrival of 3I/ATLAS, the third interstellar object. The ATLAS project spotted it in June 2025. Its speed ...

It was only discovered last month (1 July) by the ATLAS survey telescope in Chile and NASA was quick to confirm that the ...

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.