A mysterious pulse appears to be echoing through the cosmos, and some believe the interstellar traveller 3I/ATLAS might be sending it home. As 3I/ATLAS speeds through the Solar System, scientists and ...

The interstellar comet 3I/ATLAS was the third object ever discovered in our solar system that originated from another star system. Despite a viral conspiracy theory, NASA officials have repeatedly ...

This week, just days before Christmas, the interstellar comet 3I/ATLAS will make its closest approach to planet Earth – so close, that anyone with a "powerful amateur" telescope might see it. Here's ...

Comet 3I/ATLAS is the third ISO ever detected. It was discovered by the Asteroid Terrestrial-impact Last Alert System (ATLAS) station on 1 July 2025. It's traveling through the inner solar system at ...

Astronomers found no radio signals from the comet that would suggest it is an extraterrestrial spacecraft. 3I/ATLAS was confirmed as the third known object to enter our solar system from interstellar ...