NASA's newest astrophysics space telescope launched in March on a mission to create an all-sky map of the universe. Now ...

We have discovered two interstellar objects so far, ’Oumuamua and Comet 2I/Borisov. ’Oumuamua had no dust tail and a ...

Dubbed 3I/ATLAS, the comet poses no danger to Earth and will remain roughly 150 million miles away as it speeds by.

The object gained an official name, C/2025 N1 or 3I/ATLAS, on Wednesday. Moving at a record-setting speed for an interstellar ...

For only the third time in history, astronomers have detected a new interstellar visitor — an object from another star — blitzing into our solar system.