NGC 891 (also known as Caldwell 23, the Silver Sliver Galaxy, and the Outer Limits Galaxy) is an edge-on unbarred spiral galaxy about 30 million light-years away in the constellation Andromeda.
Imaged in my backyard observatory with a Meade 16″ LX200 @ f 6.3 with ZWOASI071 MC Pro camera,
Stellarvue Access 80mm guide scope ZWO174 mini guider. Pixinsight EZ Suite.
8 hour exposure
Gilbert, AZ 11/27/2021