"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 ...

The long-serving space telescope saw the third interloper to enter the solar system from beyond its limits late on Monday ...

The comet 3I/ATLAS was discovered just as the Vera C. Rubin Observatory was gearing up to carry out its initial observations of the heavens, dovetailing with the LSST's expected discovery of many more ...

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

This object, NASA states, was eventually dubbed Comet 3I/Atlas. It is only “the third known object from outside our system to ...

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

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

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

Scientists are racing to learn as much as possible about the interstellar comet 3I/ATLAS before it fades from view forever ...

A newly discovered interstellar comet may be carrying the oldest water in the universe — and it's now passing through our ...