IC5146 - The Cocoon Nebula (also referred to as Caldwell 19 or Sh2-125). It is a reflection/emission nebula in the constellation Cygnus. IC5146 is the cluster of 9.5 mag stars in the nebula. which shines at magnitude +10.0. The cluster is about 4,000 light years away, and the central star that lights it was formed about 100,000 years ago. The nebula is about 15 light years in diameter. When viewing IC 5146, dark nebula Barnard 168 (B168) forms a dark lane that surrounds the cluster and projects westward forming the appearance of a trail behind the Cocoon.
1/11/2016
A total of 38x300 sec Lights, with Darks, Flats and Bias. Processed in PixInsight and Photoshop.
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