我们不得不重新审视我们对星系形成的认识。
早期的涟漪：针对早期宇宙的最新观测结果为星系形成理论的建立提供帮助。
Early RIPPLES: New Observations of Early Universe Help Confirm Theories of formation.
几乎没有已知的新恒星形成于椭圆星系。
类星体和星系哪一个形成在前呢？
由气体和尘埃组成的星系云是一个恒星形成的活跃区域。
The interstellar cloud of gas and dust is an active star-forming region.
如果3颗以上的恒星聚集在一起，便形成了所说的多星系统。
When three or more stars huddle together, it's called a multiple star system.
最终，该地区将停止扩张，转为收缩，形成星系和星体。
Eventually, the region would stop expanding, and would contract to form galaxies and stars.
三个星系中的两个正在以很高的速度形成新的恒星。
Two of the three galaxies are forming new stars at a high rate.
因为每个星系的形成的时间都比唱这首歌的时间还要短。
As every galaxy was formed in less time than it takes to sing this song.
恒星是由原来遍及于整个星系内的气体所形成。
New stars continued to come into being from the gas clouds of the disk.
恒星是由原来遍及于整个星系内的气体所形成。
New stars continued to come into being from the gas clouds of the disk.
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