Ptolemy Cluster
July 8, 2024
Messier 7 - M7 - Ptolemy Cluster The Ptolemy Cluster - Sky & Telescope - Sky & Telescope APOD: 2014 January 7 - M7: Open Star Cluster in Scorpius Ptolemy Cluster
July 8, 2024
Messier 7 - M7 - Ptolemy Cluster The Ptolemy Cluster - Sky & Telescope - Sky & Telescope APOD: 2014 January 7 - M7: Open Star Cluster in Scorpius Ptolemy Cluster