IC 4665, the Summer Beehive Cluster

Taken w/ William Optics Redcat 51, QHYCCD Polemaster, Skywatcher EQM-35, Nikon D7500.

 

80 x 90s lights @ ISO 800, ~45 dark, ~80 flat, ~100 bias, stacked in DSS and post-processed in Photoshop

Done