描述: 在银河系中，核球是银河系中心周围的区域，恒星在这里的排列具有一定体积，不像周围的盘状区域那么扁平。银河系的核球主要由年老恒星组成，但也混杂着年轻恒星。其他螺旋星系也有各不相同的中心核球结构。

相关词条

• 银河系中心
• 银盘
• 银晕
• 银河系

词条和定义状态： 该术语的英文原始定义已通过天文研究人员和教师的审核
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