Comet Lemmon, or C/2025 A6, was discovered by the Arizona-based Mount Lemmon Survey, which observed it as an almost ...

New footage shows comet C/2025 K1 Atlas splitting into three pieces after coming close to the sun, giving astronomers fresh ...

In a study published November 6 in the journal Science, researchers used space dust to make a 30,000-year timeline of ice ...

Astronomers are tracking interstellar comet 3I/ATLAS after JWST and NASA missions detected an extreme CO₂ outburst that ...

The interstellar object 3I/ATLAS has dramatically shed its comet-like tail, adopting a luminous, spherical shape and sparking ...

The interstellar comet has reappeared after months hidden behind the sun, offering astronomers fresh clues about how comets ...

Astronomers confirm 3I/ATLAS' radio signal is natural, not alien, with MeerKAT data showing it matches typical cometary ...

New images of the strange interstellar visitor 3I/ATLAS may provide the strongest proof yet that it is not a comet.

Comet ATLAS, once anticipated as a bright visitor, has shockingly disintegrated into a 'cloud of debris' after its solar pass ...

The rare comet 3I/Atlas has been spotted again after several weeks, this time missing its glowing tail — here’s what ...

Heavy water detected in the disk of V883 Orionis; chemical signature reveals that some of the water formed before the star ...

Learn what makes Comet 3I/Atlas, the third interstellar object ever observed entering into our solar system, so significant ...