The Asteroid Terrestrial-impact Last Alert System (ATLAS) in Chile first saw this celestial wanderer on July 1, 2025. It is ...

Is 3I/ATLAS a comet or an alien ship? Harvard's Avi Loeb warns of a 'serial killer' visitor as the interstellar object makes ...

Harvard's Avi Loeb maintains a 'Rank 4' assessment for interstellar visitor 3I/ATLAS, citing 15 anomalies that defy natural ...

Get the latest update on Comet 3I/ATLAS as it makes a close approach today, including what it means and why skywatchers are ...

The third interstellar visitor, 3I/ATLAS, came into our solar system this summer. It did more than just set off astronomical ...

Discover why interstellar comet 3I/ATLAS is glowing green. Explore new Gemini North images, the mystery of its missing iron, ...

Research evaluates the likelihood of debris from interstellar object 3I/ATLAS reaching Earth, analyzing gas, dust and larger ...

The space object, which was only recently discovered by scientists, will pass closest to Earth on Friday, December 19. Here’s everything to know. Stargazers and scientists are getting a holiday ...

I/ATLAS may have moved away from Earth as it makes its way out of the solar system, but this interstellar intruder continues ...

The interstellar comet will pass safely by Earth, giving astronomers their best chance to study it up close. Interstellar ...

I admit it. I was utterly swept up by the 3I/Atlas mania earlier this fall.