M27 – The Dumbbell Nebula. 30sec x20 @ISO800. Optolong L-Pro. DSLR. sn-10 OTA
The Dumbbell Nebula (also known as Apple Core Nebula, Messier 27, M 27, or NGC 6853) is a planetary nebula in the constellation Vulpecula, at a distance of about 1227 light-years. This object was the first planetary nebula to be discovered; by Charles Messier in 1764. At its brightness of visual magnitude 7.5 and its diameter of about 8 arcminutes, it is easily visible in binoculars, and a popular observing target in amateur telescopes. (Wiki https://en.wikipedia.org/wiki/Dumbbell_Nebula).