How, when, and where to look to see Comet C/2023 A3 (Tsuchinshan-ATLAS) after sunset this Friday, Nov. 1, with sky charts, ...

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

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

Talk about a Halloween treat. A recently discovered comet will be blazing by the Earth in broad daylight just in time for Halloween, astronomers say. Comet C/2024 S1, first found at the end of ...

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 treats, it looks like we will be able to add a comet to ...

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

An ancient comet that was last visible when Neanderthals roamed the Earth is soaring above our night sky again before it disappears for another 80,000 years. Tuesday night will present one of the ...

And now it's been the once-in-a-lifetime comet. The comet first entered our orbit Oct. 12 when it was closest to Earth at approximately 44 million miles. Since then, observers, especially in ...

Help us keep bring these critical stories to light. Your support makes all the difference. A comet that visits the solar system every 80,000 years is set to pass Earth in the coming days ...

A headless comet might be visible from our planet in the lead-up to the spookiest night of the year. The comet, named Comet ATLAS (C/2024 S1), is currently approaching the sun, and is due to pass ...