The historical paradigm that all globular clusters consist of stars born at exactly the same time, or sharing exactly the same chemical abundance, has likewise been overturned (e.g., NGC 2808).
所有的球狀星團包含的恆星在完全相同的時間誕生，或共用完全相同化學豐度的歷史規範也同樣被推翻了（例如：NGC 2808）。