Optik / Mount: 12″ACF f7, Alt-5 TeenAstroCamera / Filter: ZWO ASI 6200 MM Pro MonoAstrodon LRGB true colors 5hDate 20.09.2022 NGC 7331, also known as Caldwell 30, is an unbarred spiral galaxy about 40 million light-years away in the constellation Pegasus. It was discovered by William Herschel in 1784. NGC […]