M10与彗星
2022年7月21日 Messier 10 and Comet Image Credit & Copyright: German Penelas Perez Explanation: Imaged on July 15 2022, comet C/2017 K2 (PanSTARRS) had a Messier moment, sharing this wide telescopic field of view with globular star cluster Messier 10. Of course M10 was cataloged by 18th century com […]