Comet Wierzchoś, also known as C/2024 E1, is rapidly brightening as it approaches its closest point to Earth next week. But experts predict it will eventually be thrown out of the solar system forever ...

Over the past 2,000 years, a series of spectacular comets have graced our skies. Without fanfare, they appear seemingly from ...

Evidence from medieval chronicles suggests that the periodic nature of Halley’s Comet was recognized centuries earlier than previously believed.

However, new research has revealed that an 11th-century English monk named Eilmer of Malmesbury actually recognized the comet’s periodicity centuries before Halley. Around 1066, Eilmer linked two ...

A rare interstellar comet reaches its closest point to the sun on Wednesday and Thursday — and it's exciting astronomers around the world. Comet 3I/ATLAS is just the third confirmed interstellar ...

A newly discovered comet has astronomers excited, with the potential to be a spectacular sight in early April. C/2026 A1 ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. You’ve likely already heard about two comets visible from ...

No tricks, but skywatchers may be in for an October treat when a newly discovered comet passes through our skies. Comet C/2025 R2 (SWAN) — or SWAN25B for short — looks to be heading our way. "[The ...

Comet C/2025 A6 (Lemmon) is brightening and may soon be visible to the naked eye in the October night sky. When you purchase through links on our site, we may earn an affiliate commission. Here’s how ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. Stargazers will be happy to know that October will see the cosmos ...