"If you wish to make an apple pie truly from scratch, you must first invent the universe."

— Carl Sagan

Triangulum Color

Triangulum Color

 adding previous Luminance to 2 hour RGB (40 min exp each) in Photoshop.  Note Blue star cloud IC 143, and IC 604 and other emission nebula

Nice

You've been busy.. on this one ;)

http://njastro.org/agx/category/tags/m33