The Pleiades (M45)
The Pleiades, also known as The Seven Sisters, is an open cluster of luminous stars surrounded by blue reflection nebulosity. They are easily visible in the Northern Hemisphere during the months of October through April.
This image was made with a Nikon Z7 and a Nikon 500mm f/5.6 PF lens at f/5.6. Total exposure time was 26 minutes via 26 1-minute exposures at ISO 1600. Star tracking was with an Astrotrac TT320x. Image stacking was done with Deep Sky Stacker using the Kappa-Sigma clipping method. Final image processing was done with Capture One.