"It could represent some of the oldest and most pristine water ever observed, formed in another planetary system and ...

A mysterious interstellar object, 3I/ATLAS, discovered in July 2025, has sparked debate among astronomers. While most believe ...

Its path through space will take it between the orbits of Earth and Mars before it heads back out toward interstellar space ...

Professor Avi Loeb said there are clear signs that the comet known as "3I/ATLAS" could be an alien craft. "We should put all ...

A controversial new paper questions whether the interstellar object 3I/ATLAS is a potentially dangerous alien probe, similar ...

The comet 3I/ATLAS was discovered just as the Vera C. Rubin Observatory was gearing up to carry out its initial observations ...

Watch how Comet C/2024 S1 (ATLAS) met its demise after traveling close to the sun. Imagers aboard the Solar and Heliospheric ...

The Gemini North telescope in Hawaii recently snapped a close-up of the comet that's captured the world’s attention.

Comet 31/ATLAS is only the third interstellar object to ever be observed whizzing through the Solar System. While its origins ...

Interstellar objects are visitors from solar systems beyond our own, and the third ever such object, known as 3I/ATLAS, has ...

Comet 3I/ATLAS was first identified by the Asteroid Terrestrial-impact Last Alert System (ATLAS), a global network of four ...

Detailed photos from the newly operational Vera C. Rubin Observatory have revealed that the recently discovered interstellar ...