M51 - The Whirlpool Galaxy
was taken with the Hyperstar 3 equiped Nexstar GPS 11 under the
relatively dark skies of Dewey Arizona on 03/02/10. This was image is
the result of stacking three stacks of about 50 each of 12-second,
15-second, and 17-second subs using Deep Sky Stacker.
the Whirlpool Galaxy is 15 million light years away and is known to be
the finest example of a face-on spiral galaxy in our night skies. The
galaxy measures about 50,000 light years across and shines with the
light of about 10 billion suns.
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