Orion and Horsehead Nebula in Ha RGB.
QSI 683wsg Camera and Borg 55 FL telescope at f/3.6. AP 900 mount. SX Loadstar autoguiding camera. Astrodon RGBHa filter set.
44 X 25 min Ha, plus 6 X 15 min R, 5 X 15 min G, and 6 X 15 B. (23 hrs total) Bin 1X1.
The higher-res Barnard 33 was acquired with my Takahashi FSQ 85 and .73X Reducer.
Sensor temp @ -20 deg. Frames acquired with MaxIm DL 6, calibrated in CCD Stack2, and processed using PixInsight.
Stardust Ranch, Okeechobee FL

By faith we understand that the universe was formed at God’s command, so that what is seen was not made out of what was visible. Hebrews 11:3