I/ATLAS is the third interstellar visitor ever to visit the solar system having been formed around a distant star.

Comet 3I/ATLAS, only the third interstellar object ever observed, is making its final pass through our skies, offering a rare last glimpse before vanishing into deep space forever.

Telescopes have captured the dramatic process of a comet crumbling into multiple pieces as it journeyed through our Solar System. Freshly released images from the Gemini North telescope in Hawaii show ...

Scientists have found new evidence suggesting that interstellar 3I/ATLAS is not an alien spaceship, as one conspiracy theory claims, but a comet.

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. When you ...

Interstellar objects like 3I/ATLAS are most likely to enter our solar system from two specific directions, a new study suggests. What does it mean for Earth? When you purchase through links on our ...

The interstellar object, 3I/ATLAS, was first discovered in July 2025, and made its closest approach to the sun (perihelion) ...

3I/ATLAS captured the world's attention last month as the comet raced past the Earth, but some believed that it could have ...