The Crescent Nebula is located 5,000 light years form earth. It is in the constellation of Cygnus. The crescent nebula mainly contains hydrogen and oxygen which you can see depicted by the colors hydrogen(red) and oxygen (blue).
The coordinates of this image are Ra: 20hr 12' 06" Dec: 38º 21' 00"with a rotation angle of 179°
This Image was taken with a ZWO ASI183MM Pro, Skywatcher HEQ5 Pro, ZWO ASI120MM Mini, ZWO filter wheel/automatic focuser/OAG, & Astronomik Ha & OIII 6nm Filters.