Here is a picture of NGC 6946, also known as the Fireworks Galaxy and Open Cluster NGC 6939, both on the boarder of the constellations Cepheus and Cygnus. The Fireworks Galaxy is about 10 million light years away and nine supernovae have been detected in this galaxy since 1917.
Telescope: TEC-140 (F7)
Camera: SBIG ST-8300M
Mount: AP900 GTO
Luminance: 12x10 minutes
Red: 6x10 minutes
Green: 6x10 minutes
Blue: 6x10 minutes