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这是宇宙中一颗“富有”的星星,因为在这颗星星上可以看到三个太阳呢!美国天文学家在距离地球149光年的地方发现了一个具有三颗恒星的奇特星系,在这个星系内的行星上,能看到天空中有三个太阳。银河系中的星系多为单星系或双星系,具有三颗以上恒星的星系被称为聚星系,不太多见。
This is a “rich” star in the universe, because three stars can be seen on this star! American astronomers found a strange galaxy with three stars at 149 light-years away from Earth, On the planets in this galaxy, you can see there are three sun in the sky. Milky Way galaxies are mostly single or double galaxies, galaxies with more than three stars are called polygamy, not too rare.