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银河系最中心有什么？那个亮点是什么？是一个大太阳吗？
银河系就像是一个由星辰组成的庞大岛屿漂浮在宇宙中。有的朋友很好奇，在银河系的最里面那个亮点是什么呢？它是不是一个大太阳呢？本期视频，咱们一起来聊一聊在银河系中心有什么？
奇妙的宇宙23/87
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