A new not-so-interstellar object is heading towards Earth. The comet has notoriously been linked to the 3I/ATLAS, an infamous interstellar comet. Although astronomers found some similarities between ...

In the fall of 2023, Unistellar observers joined forces with the Association Française d’Astronomie (AFA) to take another close look at a familiar visitor: Comet 103P/Hartley 2. This tiny but famously ...

This comet could be part of the Kreutz family and is expected to flare dramatically as it sweeps past the Sun.

A newly discovered visitor from the outer solar system is racing toward the inner planets, and astronomers say it could put ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. If you’re yet to see Comet Lemmon (C/2025 A6) and Comet SWAN ...