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

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

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

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

How do we know 3I/ATLAS, also called comet C/2025 N1 (ATLAS), is interstellar? Will it strike Earth? Can we visit it? Here ...

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

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

However, we might also want to look for hints of alien origin. One very strong piece of evidence would be any kind of radio ...

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

Loeb points to several unusual traits that set 3I/ATLAS apart from typical comets. "The retrograde orbital plane of 3I/ATLAS ...

New Moon means dark skies — and your chance to try photographing interstellar interloper 3I/ATLAS moving against the ...

Sometimes serendipity happens in science. Whether it's an apple falling from a tree or a melting chocolate bar, some of the ...