NGC891 Silver Sliver Galaxy NGC891 is a galaxy located about 30 million light-years from Earth. It has a distinct dust lane through the middle, and is about 100,000 light-years across. It is roughly the same size and brightness as our own Milky Way Galaxy, and is believed to have a similar structure. North is at the top. Scope/Mount: AstroTech AT8RC 8" F8 Ritchey-Chretien with Astro-Physics CCDT67 Focal Reducer, Celestron CI-700 Mount Camera: Orion StarShoot Pro V2 one-shot color Guiding: QHY5L-IIM through Orion Deluxe OAG, PHD guiding software Exposure: (36) 5 min Software: Nebulosity, PhotoShop CS2 Comment: 11-07-15, Tierra del Sol, CA, good conditions.