The researchers examined data collected from microlensing surveys of what is called the Galactic Bulge, the central area of our own Milky Way.

研究人员分析了从星系核球——即银河系的中心区域——搜集的微重力透镜研究数据。

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Bulge stars orbit the galactic center at a different speed than foreground stars.

银河中心恒星轨道胀在不同速度比前景恒星。

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