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 Observatory

Caprile Astronomical Observatory, Astrophotography, located in Tuscany (Italy) countryside. A photographic journey across the marvels of the universe | Galaxy | Nebulae | Deep Sky Objects