Globular cluster M3 is a standout object in the constellation Canes Venatici. It lies about 34,000 light-years away and has a diameter of 90 light-years. (12.5-inch Starizona Hyperion reflector, SBIG STL-11000M CCD camera, LRGB image with exposures of 230, 50, 50, and 50 minutes, respectively)
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