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The Pinwheel Galaxy
My latest HaLRGB #astrophoto captured with the #ExploreScientific ED127 #telescope and #ZWO ASI2600mm. 32 hours of exposure time from Bortle 6 & 4 skies.
Aka #Messier 101, is a face-on spiral #galaxy 21 million #lightyears (6.4 megaparsecs) away from #Earth.