This very interesting object in constellation Cygnus resembles the most famous Cocoon nebula. According to information I found online the the nebula is related to the RAFGL 2789 infrared emission source.
Image is the result of of 13h integration of Ha, Oiii, Sii (4 h 20 min each filter) combined in SHO palette.
High resolution here
Caprile Astronomical Observatory, Astrophotography, located in Tuscany (Italy) countryside. A photographic journey across the marvels of the universe | Galaxy | Nebulae | Deep Sky Objects
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