How to see the once-in-80,000-year-comet before it’s too late Comet Tsuchinshan–ATLAS is expected to be visible for the next few weeks after making its its closest approach last Saturday.

A newly discovered comet, called C/2025 F2 (SWAN), may have disintegrated. But the remnants are still visible.

Comet A3 could be bright enough to see with naked eye BOSTON - It isn't often that we get the chance to see a comet with the naked eye. But, in a year already filled with so many astronomical ...

Your unusual chance to see a comet in the sky is here. C/2023 A3 Tsuchinshan-ATLAS was discovered by astronomers in 2023 — and will appear to the naked eye over the next couple weeks.

The comet, which will be visible to the naked eye, orbits the sun roughly once every 80,000 years—the last time it passed Earth humans were just migrating out of Africa.

A comet with potential to be brighter than Halley's will become visible beginning Saturday evening. Comet should be visible for two weeks in the western sky during twilight.

How bright will Comet Tsuchinshan-ATLAS get? With limited data, astronomers sometimes struggle to discern just how bright a comet will get. “Comets behave like cats,” Dr. Masi said.

The comet’s orbital configuration makes it difficult to observe for those in the northern hemisphere—it will appear very low in the sky just after sunset or before sunrise, but is likely to be ...

A newly discovered green comet tracked by telescopes has likely broken apart as it swung by the sun, dashing hopes of a naked-eye spectacle.

The Rosetta probe's Philae lander arrived at Comet 67P/Churyumov-Gerasimenko after a decade of travel.