Explanation: in a region of sky in the western part of the northern constellation of Cygnus, in the middle of the Milky Way, there is a complex nebular clouds where hydrogen are shaped by the strong stellar wind of young people and burning suns, whose ultraviolet light is sufficient to exciting the hydrogen atoms responsible for the red light emission. The distance of this region is around 3,000 light years.
Skywatcher 80ED f:6
Tot. Exp: L 10.2 hours. (Astronomik H-alpha 7 nm flt.)
RGB: R 1,00 min; G 0,44 min; B: 1,44 min.
CCD: SBIG ST8300 (cooled -5° C. full res.)