NOVAC imager Juan Marin Otero captures Abell 71 region in Cygnus
This region is in a very well known area of the sky, but its neighbors draw more attention from astrophotographers. Close to Deneb, at the opposite side of the North America and Pelican nebulae, lies this emission nebula complex. The whole region is quite strong in Ha, and very faint in SII and OIII. There is [...]