Bubble Nebula     NGC 7635

NGC 7635 is a very faint planetary nebula located in Cassiopeia.

Also known as Caldwell 11 and is near M52. 

To see M52 and The Bubble Nebula together click on  NGC7635  or see

HST Bubble Image  and  NGC7635 Image 

Dome image with 12" LX200 @ f6.3, ST8E, CFW8 11-10-02

RRGB exposure: 90 red lum, 30 red, 30 green and 50 blue all unbinned