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

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

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

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

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

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

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

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 ...

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 ...

Sometimes serendipity happens in science. Whether it's an apple falling from a tree or a melting chocolate bar, some of the ...

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