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Description
M13 (the Hercules Globular Cluster) is a globular cluster of several hundred thousand stars (with estimates varying from around 300,000 to over half a million) in the constellation of Hercules. It is approximately 22,200–25,000 light-years away from Earth.

Description
M13 (the Hercules Globular Cluster) is a globular cluster of several hundred thousand stars (with estimates varying from around 300,000 to over half a million) in the constellation of Hercules. It is approximately 22,200–25,000 light-years away from Earth.