Messier 27 The Dumbell Planetary Nebula in the Constellation Velpecula just south of Cygnus Albeiro binary double:

Messier 27 in Velpecula photo with Meade DSI Pro II C.C.D. Camera,Exposure using the Vintage Celestron C8" taken in the Summer of 2011. Exposure=Red- 5minutes x 20 Stacks ,Orion Astro-Sky SkyGlow Filter(enhances the Nebula's Red Hydrogen 3,000 Kelvin Gases: Green=5minutes x 20 Stacks,Blue=5minutes x 20 Stacks.Total Orion Astro SkyGlow 5min+Red 5min+Green=5min+Blue=5minutes. Total Pure Exposure=20 minutes (4 Filters with Astro-Orion SkyGlow Filter as 4th DSI II Filter.) Stacked 20 Times using Drizzle Expansion Full Frame for 20 minutes x 20 Stacks each for 400 minutes Stacked Total Exposure when Stacks are included.! 20 minutes was the actual Summer Exposure using 5 minute Off-Axis Orion Deluxe Off-Axis Guider ,Manual Reticle Guidance for 5 minutes each Filter,Blinking my eye naturally as the Guide Star stayed inside the squared reticle. Photographed with the Vintage Summer Orange Celestron C8" Schmidt-Cassegrain at F/10,no use of any F/6.3 Telecompressor. Image was taken with The Orion Deluxe Telecompressor,Meade Pro II C.C.D. Camera, and patient slow 5minutes Guidance!