Scientists have examined the interstellar invader 3I/ATLAS, finding evidence that it is packed with water that could be older ...

The long-serving space telescope saw the third interloper to enter the solar system from beyond its limits late on Monday ...

However, we might also want to look for hints of alien origin. One very strong piece of evidence would be any kind of radio ...

New Moon means dark skies — and your chance to try photographing interstellar interloper 3I/ATLAS moving against the background stars.

The announcement came via a Bluesky post by an astrophysics undergraduate, who shared, "Hubble Space Telescope images of ...

"The consequences, should the hypothesis turn out to be correct, could potentially be dire for humanity," said Avi Loeb.

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

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

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

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

A controversial new paper questions whether the interstellar object 3I/ATLAS is a potentially dangerous alien probe, similar ...

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