The nebula imaged above is NGC6992/5, the eastern and brighter part of the Veil nebula, a supernova remnant in Cygnus. The Veil is a loop extended for 3. Visually it's a nice object, and became wonderful with the help of an OIII filter. It is named also as the Network Nebula, and measure 60'x 8'. The picture is a mosaic of two images.

Click here to see a higher resolution image

Click here to see an Ha(HaR)GB image