Canon 60D (astromod); Samyang 135/2; SvbonyCLS, f2.8; 27×120" 49×120" ISO 640.
Stacking, preprocessing, background extraction, stretching: Siril
Star removing: StarNet
Stars deconvolution: Pixinsight.
Denoising – Topaz Denoise AI.
Cosmetic correction, color correction, curves, stars and background combining – Photoshop
Three layers for stars: more intensive deconvolution for weak stars and layer with no deconvolution for bright stars to save glow.
by Relative-Fuel5889