July – Luglio 12

🇬🇧 – 🇮🇹 In 1764 the French astronomer Charles Messier discovered M27 “dumbbell nebula”, the first planetary nebula (in Vulpecula, see photo Liverpool Telescope). The Dumbbell Nebula is quite easy to locate, being about three degrees north of the star Îł Sagittae, of magnitude 3.5 (see Sky telescope map); it is easily visible even with…