The object, called 3I/ATLAS, is only the third interstellar visitor ever detected passing through our Solar System.

Scientists search for signs of alien life on a visitor from another solar system - 3I/ATLAS is the third known interstellar ...

There were no 'technosignatures' from comet 3I/ATLAS, the third known object from a faraway star The group leading the charge ...

Billions of years ago, while the solar system was still young, a massive object may have drifted into it. It's not a spaceship, but it is an alien visitor in its own right—a colossal interstellar body ...

On July 1, 2025, astronomers caught sight of a mysterious object racing through the solar system. This object, now named 3I/ATLAS, became only the third known visitor from outside our planetary ...