Optik / Mount: 12″ACF Meade f7 , Alt-5 TeenAstroCamera / Filter: ZWO ASI 6200 MM Pro MonoAstrodon Ha, OIII 8h ( 5min sub)Date 20-21.03.2026 Abell 31, also known as Sh2-290, is a planetary nebula located 2,000 light-years away in the constellation Cancer. Although it is one of the largest planetary […]
