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.

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

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

AN INTERSTELLAR space rock zooming through our solar system may be the oldest comet ever seen by humans, according to ...

Scientists now say an interstellar comet discovered earlier this month could be one of the oldest that astronomers have ever ...

The newly discovered space rock may be older than our entire solar system, and you may get the chance to see it ...

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 ...

New research suggests that the makeup of space ice might be quite a bit different than we previously believed.

Officially named 3I/ATLAS, the comet was confirmed as having originated outside of Earth's solar system on July 3, according ...

Comet Nishimura has a hyperbolic orbit, which suggests that it may have come from outside the solar system and will likely be catapulted into interstellar space after slingshotting around the sun.

Comet A3 could become a space celebrity, but comets are notoriously fickle. We'll have to stay tuned to find out if A3 is a stud or a dud.