An ultra deep 393h look at the galaxy pair M81/M82 - Amateurs reveal full Ha stream for the first time (Final revision) (xSky_Watcher) - Full resolution

An ultra deep 393h look at the galaxy pair M81/M82 - Amateurs reveal full Ha stream for the first time (Final revision)... by Tim Schaeffer · jmdl101 · Usernamealreadytaken · the_astro_enthusisast · fel_sch · PrashantR · drprs8181 · RononDex · ONikkinen · Palmito · RichardHall · SpaceIsWhack · jake_g · Pyrasanth · omcarter12