Messier 12. NGC 6218

Click on the image for a full resolution version   Messier 12 is one of the 29 globular clusters in the Messier catalog. This cluster lies at about 15,700 ly from us in the constellation Ophiuchus. It is considered to be a loosely concentrated cluster, and it is much less compact than its neighbor, M10. … Continue reading Messier 12. NGC 6218