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

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

Scientists are investigating whether interstellar object 3I/ATLAS is a natural comet or advanced alien technology on a ...

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

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

New findings about interstellar comet 3I/ATLAS reveal its surprising size, possible thick disk origin, and what makes it ...

On July 1, 2025, astronomers caught sight of a mysterious object racing through the solar system. This object, now named ...

Given 3I/ATLAS' highly eccentric orbit, this will be its one and only visit to our solar system, as its trajectory does not ...

Serendipitously, the Rubin Observatory collected imaging in the area of the sky inhabited by the object during regular ...

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