NGC 7635, also called the Bubble Nebula and Sharpless 162, is a H II region emission nebula in the constellation Cassiopeia. It lies close to the direction of the open cluster Messier 52. The "bubble" is created by the stellar wind from a massive hot magnitude young central star,The nebula is near a giant molecular cloud which contains the expansion of the bubble nebula while itself being excited by the hot central star, causing it to glow It was discovered in 1787 by Friedrich Wilhelm Herschel -Wiki

Captured 09-20-09
23x360sec light
33x1 sec flat
36x360 sec dark
Calibration with Nebulosity
Stacked with DSS
Processed with Photoshop CS3
Camera -Canon 350d IR/UV mod
Scope Celestron C8 w/.63 reducer
Mount Celestron CGE
Filter is AstronomikCLS and Baader IR/UV
Guided with 80mm and DSI proII and PHD Guiding
Captued with Nebulosity
Seeing 7/10