The rarely imaged Sharpless 2-091, a supernova remnant, is near the center of this widefield (8x12 degrees) that also contains Sh2-092 (the bright region below center to the right), and many other Sharpless objects (Sh2-093 and 095 are in the upper left). Nikon 180mm lens, 4 hours exposure, 30 minute subframes.