Optik / Mount: 180 Epsilon f2.8 , Alt-5 FS2Camera / Filter: ZWO ASI 6200 MM Pro Mono, Astrodon Ha,OIII ,RGB ca. 7 hours (sub 300 Ha,OIII, 60sec RGB all 2bin )Date 25 August 2020 Animation Soap Bubble Ha/OIIIhttps://www.astroveto.com/wp-content/uploads/2020/08/Soap-Bubble.gif The Crescent Nebula (also known as NGC 6888) is an emission nebula in […]