Unlike most globular clusters, Ruprecht 106 may be what astronomers call a single population globular cluster.
Click here for original story, Hubble Investigates an Enigmatic Star Cluster
Source: NASA Goddard Center
Unlike most globular clusters, Ruprecht 106 may be what astronomers call a single population globular cluster.
Click here for original story, Hubble Investigates an Enigmatic Star Cluster
Source: NASA Goddard Center