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

Most comets, including the well-known Halley's, loop through our solar system like cosmic time capsules that formed alongside ...

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 ...

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 ...

New simulations have narrowed down where the newly discovered interstellar comet 3I/ATLAS likely came from, revealing it ...

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

You can watch comet 3I/ATLAS live online tonight (July 3), thanks to the Virtual Telescope Project, which will livestream ...

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

Kareta says that come October, when the comet gets closer to Earth, "under dark skies ... with a big telescope and some ...

This artist’s illustration shows 'Oumuamua, the first detected interstellar visitor. On August 30, an amateur astronomer detected its probable successor, a comet named C/2019 Q4 (Borisov).