M22 is one of about 150 globular star clusters in the Milky Way. Located just 10,000 light-years away in the constellation Sagettarius, it is one of the closest globular clusters to Earth.

Universe Calendar Observing Fascinating Cosmic Wonders
M22 is one of about 150 globular star clusters in the Milky Way. Located just 10,000 light-years away in the constellation Sagettarius, it is one of the closest globular clusters to Earth.