The brightest comet of 1948 was visible this week, but only early birds and milkmen got a good look at it: the comet could be seen only for a short time before dawn. In the north temperate zone ...

Another sungrazing comet has been discovered after last month's C/2024 S1 (ATLAS). Citizen scientist Zesheng Yang found the ...

Tuesday marks the tenth anniversary of a huge astronomical milestone: the first and only time we have landed on a comet. The ...

Philae's historic landing on Comet 67P in 2014 provided crucial data on the comet's surface and internal composition, despite technical setbacks. The mission revealed organic molecules and temperature ...

The cryovolcanic "centaur" comet 29P/Schwassmann-Wachmann has erupted four times in less than 48 hours, becoming unusually ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. A comet nicknamed ...

With the Taurid meteor shower now hitting the night skies worldwide, look for what could be a celestial treat—you might see ...

Comet C/2024 S1 (ATLAS) passed its closest point to Earth on Oct. 23, reaching a magnitude of 8.7, far too dim to be seen with the naked eye. Still, telescopes were able to catch a glimpse of the icy ...

2025 isn’t expected to be a great year for comets, but with luck, you might get a few good sightings.