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

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

Astronomers unveiled a striking view of the new interstellar visitor 3I/ATLAS on its journey toward the inner solar system.

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

After defending his PhD thesis on modeling interstellar objects on Monday, June 30, Matthew Hopkins intended to take some ...

A newly discovered comet, 3I/ATLAS, may be the most ancient visitor ever detected, potentially older than our solar system ...

Well, it's July 12, which means (a) the Steam Summer Sale is over and (b) it's really hot outside in the northeastern U.S.

The Indian Institute of Astrophysics, Bengaluru, has released a montage of images of the interstellar comet C/2025 N1 (ATLAS) ...

This is only the third interstellar object ever found. The first was 'Oumuamua in 2017, and the second, Borisov, in 2019.

However, new research has shown this potentially "water ice-rich" visitor could be even more extraordinary than initially ...

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