IC 5146 - Cocoon Nebula is a reflection / emission nebula in the constellation Cygnus. The surrounding area is a stellar nursery where star-formation is ongoing. Young stars can be seen in the emission nebula where gas has been ionized. The most massive star in the region is an estimated 15 times the mass of the sun.

Image Capture Details:

18x600s each RGB.
Telescope - PlaneWave 12.5" CDK
Mount - iOptron CEM120EC2
Camera - ZWO ASI2600MM
RA 21hrs 53' 22"
DEC +47degrees 15' 21"
Position Angle (CCW) - 30 degrees
Guide Star - TYC6308 - 2104 - 1 / mag 9.68
Location - Calgary Alberta
Date - September 2022
Constellation - Cygnus
Distance - 2,500 lightyears

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