Hi @Ruyton, thank you for providing the files so I could experiment with the full stacked result. From a bit of reading on various forums (PixInsight, Cloudy Nights etc), there are generally a few things to try in order to correct the green cast including an unlinked screen transfer function, photometric colour calibration, background neutralisation, SCNR etc. I have cobbled together a workflow that does the trick, although it does involve using my astrophotography macros (free downloa