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

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

Any suggestion that it’s artificial is nonsense on stilts, and is an insult to the exciting work going on to understand this ...

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

There’s a visitor in town, and its name is 3I/ATLAS. The presumed interstellar comet presents a rare opportunity for ...

"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 ...

Nearly a month ago, a mysterious object was seen hurtling through the solar system and later confirmed as an interstellar ...

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

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

Just the third-ever confirmed interstellar object has been detected in our solar system. Here's what we know. (Spoiler: It's ...

An object from another star has been seen entering the solar system at high speed, and is expected to whip around the sun in ...