M101 The Pinwheel Galaxy with Supernova SN 2023ixf.
At the top left of the image you can also see the dwarf galaxy NGC-5477, a small, magnitude 14 galaxy 20 million light years from Earth.
This image was taken over 5 nights from the 22nd to 26th May 2023 from Hythe UK, bortle 4/5.
166 x 300s lights
46 x 180s lights
50 darks, 40 flats, 20 dark flats
Stacked with DeepSkyStacker. Processed with Siril, GIMP and Lightroom.