"It could represent some of the oldest and most pristine water ever observed, formed in another planetary system and ...

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

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

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

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

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

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 newly discovered object speeding through our solar system could be something far stranger than a comet, possibly even alien ...

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

An ‘interstellar visitor’ spotted drifting into our solar system weeks ago is either a massive dirty snowball or an alien ...

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