Astronomers have identified a mysterious object from another star system entering our solar system at extreme speed Its ...

You've got time to wave goodbye to our interstellar visitor.

Add Yahoo as a preferred source to see more of our stories on Google. Remember 3I/ATLAS? Yes, the interstellar comet that made plenty of headlines in 2025 is still romping through our solar system.

The interstellar visitor's origins are coming into focus. The post Scan Finds Presence of Nuclear Fuel in 3I/ATLAS appeared ...

In the past decade, astronomers have witnessed three interstellar objects (ISOs) passing through the solar system. These include the enigmatic 'Oumuamua in 2017, the interstellar comet 2I/Borisov in ...

The JUICE mission snapped photos of Comet 3I/Atlas after surviving its closest approach to the Sun. This will be your best chance to see 3I/ATLAS in the night sky. Never-before-seen images of 3I/ATLAS ...

This is the moment a mysterious object that has come from interstellar space was spotted travelling through our solar system. Images shared by the Canary Islands Institute of Physics on Thursday (3 ...

At the time of the observations, comet 3I/ATLAS had just passed its perihelion, its closest ever approach to the Sun. While ...

Is it alien? Is it natural? Those questions have followed the interstellar comet known as 3I/ATLAS since it entered our solar system last year from beyond our own star system. A new study released ...

Interstellar objects like 3I/ATLAS that have been captured in planet-forming disks around young stars could become the seeds of giant planets, bypassing a hurdle that theoretical models have ...