Whereas most reflection nebula are blue, a relatively
rare few are yellow, such as vdb 136 near the center
of this image. It is surrounded by a rich and varied
area of glowing red emission nebula and complex
paths of obscuring dark nebula. Vdb 136 is about 2500
light years from earth, and found in the constellation
Cygnus.

Image data:
Camera: SBIG STXL-11002
Exposure: 22.5 hours (LRGB & Hydrogen-alpha)
Telescope: 12.5" Hyperion