Crescent Nebula IC 6888 In Cygnus, The Swan. 8 hrs total exposure time @1000mm using SHO narrowband filters and RGB filters for separate HDR stars. This should be the Stewie Nebula.

SHO 96X300sec RGB stars Askar 130mm f7.7 Quad refractor ASI 1600. Ioptron, ZWO everything else Pixinsight RC Astro PS.

Done