What are the characteristics of globular cluster stars?

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Globular clusters are typically very old, containing hundreds of thousands to millions of member stars. They also tend to have a high density of stars, with many of them evolving off the main sequence. Globular clusters are characterized by their old age and having hundreds of thousands to millions of member stars. They may have little to no main sequence stars left, but they still contain a range of stellar types, including red and blue giants, and some white dwarfs.

What Are the Characteristics of Globular Cluster Stars