NGC 7331 in Pegasus

Imaged with:
152 mm f/7 SuperAPO
StarLight Xpress SXV-M25C
Borg 1.04x Multi-Flattener
Baader UV/IR blocker

Total exposure of 180 minutes, consisting of eighteen 10 minute subframes.
Acquired in Maxim DL, processed with AIP4WIN, Maxim, PixInsight, and PhotoShop.

Note Stephan's quintet below and to the left of NGC 7331. Although these
5 galaxies appear to be interacting gravitationally, only 4 have comparable
distances while the fifth is a chance superposition.