Discovered in 2004 by Australian astronomer Robert H. McNaught at Siding Spring Observatory, the comet bears the name of ...

A dramatic photo shows the extremely unlikely moment when a blazing fireball meteor photobombed a contender for the "Great Comet of 2026" as it shone in the night sky over a 500-year-old European ...

NASA's Hubble Space Telescope just stumbled into the kind of cosmic moment astronomers usually only dream about: a comet caught in the act of coming apart. Research team members were unable to view ...

NASA’s Hubble telescope captured an “extraordinarily” rare moment of a comet exploding into fragments, the space agency said. The comet K1, whose full name is C/2025 K1 (ATLAS), was caught fragmenting ...

Comet 220P McNaught has become the brightest comet visible from Earth with binoculars after two rare outbursts in three ...