Interstellar comet 3I/ATLAS is briefly out of view as it travels around the sun this week, but researchers and amateur ...

Indian scientists claim AstroSat spotted interstellar comet 3I/ATLAS before NASA — sparking debate over data-sharing, ...

Harvard astrophysicist Avi Loeb is urging NASA to release high-resolution images of 3I/ATLAS that he says were taken Oct. 2.

Interstellar object 3I/ATLAS reaches its perihelion, prompting Harvard's Avi Loeb to suggest it's an 'alien mothership.' ...

A rare interstellar visitor, comet 3I/ATLAS, is currently traversing our solar system, offering scientists a unique chance to ...

Astronomers are hustling to use interplanetary spacecraft to study the interstellar comet dubbed 3I/ATLAS while the sun is ...

Interstellar comet 3I/ATLAS captivated astronomers with its dramatic passage near the Sun, brightening significantly due to ...

Astronomers have identified Comet 3I/ATLAS as an interstellar object, making it only the third confirmed visitor from outside ...

Manhattan-sized comet 3I/ATLAS — which scientists suspect could have extraterrestrial origins — will reach its closest ...

I/ATLAS made its closest approach to Earth on 29 October 2025, coming within 1.8 astronomical units, or around 167 million miles.

I/ATLAS has unexpectedly become bluer than the Sun, hinting that it could be emitting light, not just reflecting it — a sign ...

Spacecraft have revealed that the comet—which one scientist suggests could be an alien spacecraft—is now "distinctly bluer ...