Detailed photos from the newly operational Vera C. Rubin Observatory have revealed that the recently discovered interstellar ...

"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 newly discovered interstellar comet may be carrying the oldest water in the universe — and it's now passing through our ...

Loeb points to several unusual traits that set 3I/ATLAS apart from typical comets. "The retrograde orbital plane of 3I/ATLAS ...

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

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

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.

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

A mystery interstellar object discovered last week is likely to be the oldest comet ever seen—possibly predating our solar ...