French scientists discovered comet C/2026 A1 Jan. 13, currently approaching the sun. Here's what to know.

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

Comet 3I/ATLAS was full-on erupting into space in December 2025, after its close flyby of the sun, causing it to significantly brighten. Even water ice was quickly sublimating into gas in ...

NASA’s Goddard Space Flight Center shared the images of comet 3I/ATLAS. It's possibly as big as Manhattan, likely older than our own solar system and it's traveling through space at speeds of up to ...

The breakup was caused by the extreme conditions near the Sun; during its latest approach, C/2025 K1 flew as close as 0.334 ...

While many backyard astronomers were waking up early to catch a glimpse of Comet Tsuchinshan-ATLAS and its stunning anti-tail, another comet was making its way through our solar system. C/2024 C1 ...

That community recently came together to observe Comet C/2023 A3 (Tsuchinshan-ATLAS) as it passed through the night sky. Near ...