This comet, first detected on July 1, 2025, by the ATLAS sky survey system, is providing scientists with a rare glimpse into the chemistry and behavior of objects that formed around other stars.

"This is a big step in understanding the outer solar system," team leader Rosemary Pike from the Center for Astrophysics | ...

Comet 3I/ATLAS is expected to make its closest pass by the Sun on Oct. 30, when it will fly 130 million miles inside the ...

Suppose the galaxy’s oldest secrets were readable not in the glare of faraway stars, but in a brief, cold visitor whizzing ...

Avi Loeb, an accomplished astronomer from Harvard says 3I/ATLAS, the recently discovered interstellar object was "sent ...

3I/ATLAS is only the third object which has been confirmed to have originated outside our solar system after 1I/Oumuamua ...