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

Newfound interstellar object 3I/ATLAS may be carrying pristine material from early in the Milky Way’s star-forming history.

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

The annual competition for professional and amateur astrophotographers released its shortlisted images, which capture the ...

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.

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.

Credit: A Rainbow Mosaic of the Rosette and the Christmas Tree Nebulae © Shaoyu Zhang Behold! The 2025 ZWO Astronomy ...

Astronomers recently confirmed that a mysterious object, dubbed 3I/ATLAS came from interstellar space, blowing through the ...

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

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

U-M astronomy is helping understand this fast, old and large comet that was born outside our galactic neighborhood This diagram shows the trajectory ...

Discover 3I/ATLAS, an interstellar comet with a reddish hue, rich in water ice, and possibly predating the solar system.