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Centaurus (半人马座)

Updated at: 2018-11-22 新题 预测 机经题

One of the unidentifiable objects in this study lies just outside Centaurus A (NGC 5128), an elliptical galaxy located about 13 million light-years from earth. The other is in a globular cluster of stars located just outside NGC 4636 another elliptical galaxy located 47 million light-years from earth in the constellation Virgo.
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