According to observations of young sunlike stars, our Sun may have lost as much as six percent of its initial mass.
根据对年轻的类太阳恒星的观察，我们的太阳可能已经失去了它最初质量的6%。
At that distance, a sunlike star is visible through binoculars.
在此距离之内，一个像太阳这样的恒星可以通过大型望远镜观测到。
The binary star system consists of two white dwarfs—the burnt-out cores of sunlike stars.
该双星系统由两颗白矮星组成——所谓白矮星既是像太阳那样的恒星燃烧殆尽后遗留下来的核心。
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