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NGC 7128 reflection nebula in the constellation Cepheus. The imbedded open cluster causes the reflection on the interstellar gas.
Distance: 3300 light years
Size: 3 light years across
Camera: SBIG ST-10XME
Telescope: Astrophysics Starfire 140 EDT F7.5
Mount: Astro-Physics Mach1 GTO with Advanced Telescope Systems portable pier
Images: 155 subexposures of 10 minutes each with 42 of Lum, 38 of red, 39 of green, and 36 of blue for a total time of 25 hours & 50 minutes.
Date: Sept 2013
Software: Camera, mount, and guider control - CCD Commander & MaximDL; calibration, stacking, & color creation in CCDStack, and further processing in Photoshop CS6.