M81 (Bode's galaxy)

note: it's fun to watch as the telescope moves between M81 and M82
reference: http://www.spitzer.caltech.edu/Media/releases/ssc2003-06/ssc2003-06d.shtml
credit: NASA/JPL-Caltech/K. Gordon (University of Arizona) & S. Willner (Harvard-Smithsonian Center for Astrophysics), N.A. Sharp (NOAO/AURA/NSF)
external link: http://www.seds.org/messier/m/m081.html
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