The Andromeda galaxy, Messier 31, Natural color, 300 mm telephoto, new stretching algorithm, no dark, no flats, no bias

The Andromeda galaxy, Messier 31, Natural color, 300 mm telephoto, new stretching algorithm, no dark, no flats, no bias http://ift.tt/2dtlIK2 Submitted October 04, 2016 at 03:45PM by rnclark from reddit http://ift.tt/2cQwZpT via /r/astrophotography http://ift.tt/2cQwLPr