A newly discovered comet named C/2025 V1, which some have compared to 3I/ATLAS, is due to make its closest approach to Earth on Tuesday, Nov. 11.

The MeerKAT radio telescope detected hydroxyl radicals from interstellar object 3I/ATLAS, suggesting it's shedding a ton of ...

Harvard astrophysicist Avi Loeb suggests that interstellar object 3I/ATLAS may have just broken up into well over a dozen ...

A new 8K image of interstellar comet 3I/ATLAS is now available. This image provides the most detailed view yet of the cosmic ...

China has shared stunning images of comet 3I/ATLAS captured near Mars. The Chinese Tianwen-1 orbiter provided the first views ...

I/Atlas is brightening, turning blue and emitting a radio signal, but scientists say its path misses Earth by a wide margin and it poses no threat to humans.

To reach Earth’s closest star system, Alpha Centauri, scientists are building a laser-powered spacecraft. To pull off ...

Harvard's Avi Loeb warns of dire consequences if enigmatic interstellar comet 3I/ATLAS proves extraterrestrial tech.

The object, estimated to be the size of a city block, is only the third known interstellar visitor to our solar system since ...

If Christopher Nolan's sci-fi movie Interstellar has you wanting more emotional sci-fi journeys, here's an assortment of ...

In the fresh images of 3I/ATLAS taken from the Nordic Optical Telescope at La Palma in the Canary Islands on November 11, ...