New photos, including a striking technicolor timelapse, show off the newly discovered interstellar object 3I/ATLAS as it ...

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

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

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

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

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 ...

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

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

A team of international astronomers, including a University of Michigan doctoral student, were the first to publish the ...

When the news started to spread on July 1, 2025, about a new object that was spotted from outside our solar system, only the ...

New simulations have narrowed down where the newly discovered interstellar comet 3I/ATLAS likely came from, revealing it could be more than 3 billion years older than the solar system.

Astronomers tracking an interstellar object flying through the solar system think it comes from a star at least 8 billion ...