The stellar halo is debris that surrounds our familiar white swirl of stars.
这一星球构成的光晕是环绕我们熟悉的银河系漩涡的残骸物体。
Residing in the stellar halo extending above and below the galaxy's disk, these stars are so old that they formed before earlier generations of stars had much of a chance to produce heavy elements.
这些古老的恒星居于向银河系圆盘上下延伸的恒星晕之中，它们形成的时间很早，早在有机会产生重元素的前几代恒星形成之前。
Residing in the stellar halo extending above and below the galaxy's disk, these stars are so old that they formed before earlier generations of stars had much of a chance to produce heavy elements.
这些古老的恒星居于向银河系圆盘上下延伸的恒星晕之中，它们形成的时间很早，早在有机会产生重元素的前几代恒星形成之前。
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