My best M42, Orion Nebula. This was a stack of 120 x 30sec frames taken with a Toshiba APS-C. Just a Nikon t-ring, 80ED APO refractor with field flattener on EQ5 tracking mount.

80mm OTA with 0.85 focal reducer/field flattener
Toshiba APS-C sensor
120×30sec exp
digiCam
Autostakkert
Photoshop + Lightroom

Hope you enjoy! #astrophotgraphy #photography #astronomy