New simulations have narrowed down where the newly discovered interstellar comet 3I/ATLAS likely came from, revealing it could be more than 3 billion years older than the solar system.

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

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

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

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

The Voyager spacecraft, Voyager 1 and 2, have traveled farther than any human-made objects in history, entering interstellar ...

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

After defending his PhD thesis on modeling interstellar objects on Monday, June 30, Matthew Hopkins intended to take some ...

The interstellar comet 3I/Atlas is the fastest and largest of its kind, giving astronomers a rare glimpse into extrasolar ...

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

A potential interstellar interloper is currently zooming toward the Sun. Its strange approach angle suggests it may have come ...

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