Ptolemy Cluster (M7) and Butterfly Cluster (M6



Ptolemy Cluster (M7) and Butterfly Cluster (M6) in Scorpio’s stinger ✨ June 27, 2021 Gainesville, FL Samyang 135mm F/2 Full-Spectrum Modified Sony a6100 Stacked 11 x 90sec, 1000 ISO Sky Watcher Star Adventurer tracker STC Optics Astro-multispectra filter