The visible parts of galaxies are believed to be enveloped in giant " halos " of dark matter.
我们相信,星系中可以看得见的部分,其实是笼罩在巨大的黑暗物质[晕 ] 里.
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Edwin Hubble discovered that distant galaxies are moving away from us.
埃德温·哈伯发现遥远的星系正在离我们越来越远.
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类星体是远端银河系的封印,蕴藏我们意识球体之外多重频谱的能量射线.
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A similar effect flattens the debris disks around stars and the gaseous disks of spiral galaxies.
类似的效应也会出现在恒星周围的残馀盘,以及螺旋星系周围的气体圆盘上.
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Does this prediction of faster-than-light galaxies mean that Hubble's law is wrong?
这个[系比光速快]预言,不就表示哈伯定律是错的 吗 ?
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There is no absolutely sharp cutoff distinguishing galaxies from globular clusters.
在星系和球状星团之间没有任何不可逾越的鸿沟.
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Smaller groups of stars called globular clusters often surround spiral galaxies.
称作球状星团的小型恒星团体经常环绕在旋涡星系周围.
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The two formulas are nearly the same for nearby galaxies but diverge for distant galaxies.
对邻近的星系来说,两个方程式给出的结果几乎是一样的,可是对于遥远星系就大不相同了.
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Astronomers have seen gargantuan plumes of material from nearer galaxies as well.
天文学家也看到过较近的星系伸出的巨大的羽状物.
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On larger scales, analogous halos are thought to keep clusters of galaxies bound together.
在更大的尺度上,有人相信,由于存在著类似的晕体, 星系团才凝聚在一起.
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The arm was stretched out as the galaxies ran into each other and their forces interacted.
由于星系间引力的相互作用,在星系互相进入对方时它们的手臂都伸进对方.
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This montage of Chandra images shows a pair of interacting galaxies known as The Antennae.
这张钱德拉拍摄的拼接图展示的是一对互扰星系,名为触角星系.
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所有的这些天体象恒星、黑洞、星系和星系团,都有可能相互撞在一块,并融合到一起.
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