The Astro Imaging Channel is a Google+ group and YouTube channel that conducts weekly tutorials, presentations, and discussions on various aspects of astro-photography (https://plus.google.com/+TheAstroImagingChannel).  Each week, they select an “Image of the Week” from member submissions and make it the banner image for their home pages on Google and Facebook.  This week they selected my image of the California Nebula! You have probably seen this image as the banner on MY Facebook page.  Here’s a little more information about the object and the image:  The California Nebula (NGC1499) is an emission nebula in the constellation Perseus.  It is about 1,000 […]