Scientists who study comets are struggling to keep up with popular speculation that the interstellar object 3I/ATLAS was sent ...

After briefly escaping from Earth's view during a (very) close approach to the sun on Oct. 30, Comet 3I/ATLAS can finally be ...

The interstellar comet 3I/Atlas reached its closest point to the sun. Here's how to follow the rest of its journey away from ...

Comet C/2022 E3 (ZTF) could be visible in dark skies with the naked eye if it continues to brighten. NASA explains how to see ...

A photographer says he feels "very lucky" to have captured Comet C/2025 A6. Also known as Comet Lemmon, it was first detected ...

Explore NASA’s 2025 comet watchlist, which features the interstellar visitor Comet 3I/ATLAS and 8 others reshaping U.S. space ...

Interstellar Comet 3I/ATLAS will reach its closest point to the Sun around October 30, 2025. Is the comet 3I/ATLAS a threat ...

Sounds of Claire” in December. Composer Alex Wakim will present a live version of Sounds of Claire to 54 Below.

Interstellar Comet 3I/ATLAS will reach its closest point to the Sun around October 30, 2025. Is the comet 3I/ATLAS a threat ...

Comet Lemmon, a comet discovered in January, may be visible with the unaided eye after sunset this week. Credit: Creators.com illustration It’s been a few years since we’ve seen a decently bright ...

Stargazers eager to catch a rare green comet in the sky tonight, Saturday, Oct. 25, are in for a double cosmic treat as Comet Lemmon and Comet SWAN are close to Earth and visible in the sky this ...

Short-period comets get close to the sun much more often than their long-period kin, and every time they do, they deplete more of their gas and dust. Consequently, they don’t typically emit as much ...