https://www.universetoday.com/articles/messier-75
Messier 75 - the NGC 6864 Globular Cluster - Universe Today
Jun 13, 2025 - Located on the other side of the galaxy, near the southern constellation of Sagittarius, is the globular cluster known as Messier 75
messier 75ngc 6864globular clusteruniversetoday
https://www.aanda.org/articles/aa/abs/2007/26/aa6721-06/aa6721-06.html
Multi-color photometry of the Galactic globular cluster M 75 = NGC 6864. A new sensitive...