https://www.astronomy.com/observing/open-cluster-ngc-6709-the-chandelier-cluster-and-irregular-galaxy-ngc-6745/
Open cluster NGC 6709, the Chandelier Cluster, and irregular galaxy NGC 6745 | Astronomy.com
May 18, 2023 - categories:Deep-Sky Objects, Observing | tags:
open clusterngc 6709the chandelier