Messier Monday: The Closest Messier Original, M39
"Books serve to show a man that those original thoughts of his aren't very new at all." -Abraham Lincoln It might be Veterans Day / Armistice Day all around the world, but it's still Messier Monday here on Starts With A Bang! We may have been fighting wars for all of human history, but nearly all of the 110 deep sky objects that make up the Messier Catalogue go back long before that.
Source: scienceblogs.com