NGC 7635, also known as the Bubble Nebula, Sharpless 162, or Caldwell 11, is an H II region emission nebula in the constellation Cassiopeia.
To see M52 and The Bubble Nebula together click on NGC7635 or see
HST Bubble Video
Dome image with Meade 16″ LX200 @ f6.3, ZWO ASI071 MC Pro 10/18/2019
5.5 hours with SharpCap Pro, Deep Sky Stacker and Photo Shop