published on: 2013-10-20 15:53:29
treetop01: http://treetop01.tumblr.com/
redmonk69.tumblr.com/post/64295102397/
M31 (Andromeda) mosaic by Bill Snyder
redmonk69.tumblr.com/post/64584284723/
orbitingthoughts: The Lagoon Nebula (Messier 8, M8, NGC 6523)
redmonk69.tumblr.com/post/64584489975/