The Andromeda Galaxy, also known as Messier 31 with its adjacent M32 and M110 galaxies (left and right), is a barred spiral galaxy.

M032 Andromeda Galaxy
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The Andromeda Galaxy, also known as Messier 31 with its adjacent M32 and M110 galaxies (left and right), is a barred spiral galaxy. 2.5 million light-years from Earth and the nearest large galaxy to the Milky Way.
Exposure329@300 sec (27.4 hours)
ISO3200
CameraNikon Z7 [8856 x 5504]
OpticsSkywatcher Esprit 120mm Refractor, 840 mm focal length
FilterTriad Ultra Quad Band
GuidingPhd2 using a ZWO 224MC on an Orion 60x240mm Guide scope
ControllerImages taken using Kstars on an Odroid-N2 (Raspberry Pi clone)
LocationLower Sackville, Nova Scotia.
Date2021-11-06...
PixInsight Processing
WeightedBatchPreprocessing Script
Dynamic Crop
DynamicBackground Extractor
MultiscaleLinearTransform
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CurvesTransformation
Further tweaking in Lightroom.