This image was produced with a RCOS half meter telescope, an Apogee Alta U16M camera and Astrodon E-Series filters. Exposure lengths were 570 minutes Luminance, 240 minutes Red, 240 minutes Green and 240 minutes Blue (All 1X1)

Image copyright ©2011 R Jay GaBany

NGC 3521

The Bubble Galaxy-detail

Click here for a smaller view

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