Potentially deadly comets could be spotted many years in advance by following the meteoroid trails they leave near Earth, new ...

Hale-Bopp originated in the Oort Cloud, a theoretical shell of icy planetesimals surrounding the sun in the outer reaches of ...

Above: Takaya Okada (Japan) observes Comet C/2023 A3 with his EVSCOPE2. In the background you can see the comet tracing its ...

How, when, and where to look to see Comet C/2023 A3 (Tsuchinshan-ATLAS) after sunset this weekend, with sky charts, before it disappears.

How, when, and where to look to see Comet C/2023 A3 (Tsuchinshan-ATLAS) after sunset this Wednesday, Oct. 30, with sky charts ...

So, much of the damage was done before it got close to the sun, giving our nearest star a partial pass on being the full ...

NASA and the European Space Agency’s Solar and Heliospheric Observatory (SOHO) spotted Comet C/2024 S1 (ATLAS) as it made its ...

About half all comets are from the region known as the Keiper belt. This is a disk aligned with the solar system (but not quite as flat) that lies beyond the orbit of Neptune. The most famous Keiper ...

Nicknamed the “Halloween comet,” Comet C/2024 S1 (ATLAS) evaporated during its flyby of the sun on Monday morning. An ESA and NASA telescope captured its demise.

(Our planet is about 93 million miles, or 149 million kilometers, away from the sun.) “Statistically, it’s extremely rare for sungrazing comets to survive (as they fly) past the Sun ...

From a readily visible comet to a regularly scheduled supermoon, October’s night sky was busier than usual, topped off with t ...

Perhaps counterintuitively, the probe found the composition of the water vapor on Comet 67P was significantly different from ...