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 ...

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

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

"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 ...

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

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

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

The comet was discovered on July 1 by the ATLAS (Asteroid Terrestrial-impact Last Alert System) survey telescope. Knowing ...

I/ATLAS isn't just fascinating because it is the third interstellar visitor found in the solar system; new research suggests ...

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