The article advocates for imaging the dozens of fainter comets visible annually, serving as a valuable opportunity for astrophotographers to enhance their technical skills with existing deep-sky ...

Florissant resident and astronomy lead for International Dark Sky, Mark Harter captures Comet Lemmon at Florissant Fossil Beds. (Courtesy Mark Harter) One of the greatest things about living in Teller ...

The comets A6 (Lemmon) and R2 (SWAN) are visitors from the chilly fringes of our solar system, and could even be visible at the same time. By Marina Koren If you like comets, this month is shaping up ...

This Friday, October 24, 2025, the night sky is set to host a once-in-a-lifetime celestial show. Two bright green comets, C/2025 A6 (Lemmon) and C/2025 R2 (SWAN), will be visible to skywatchers. These ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. Comet C/2025 A6 (Lemmon) with a glowing green coma and ...

Darryl Z. Seligman is an Assistant Professor of Physics and Astronomy at Michigan State University. Comet 3I/ATLAS is the third large interstellar visitor that we have ever discovered —- an asteroid ...

No two comets are exactly alike. Of course, they can appear similar. Two decently bright comets that share a superficial resemblance are gracing our skies right now, in fact: C/2025 A6 (Lemmon) and ...

In October 2025, Comet Lemmon and Comet ATLAS may be visible as they streak across the night sky, providing a rare cosmic treat for skywatchers tonight, Wednesday, Oct. 22, amid the Orionid meteor ...

"This is a snapshot of where we are very early in the scientific process." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Since the interstellar ...

During the past few years, we have witnessed a bumper crop of bright naked-eye comets, beckoning us to set up a camera and record their beauty to share with friends and family. However, the next great ...