It's called the Sagittarius dwarf galaxy.
这就是所谓的人马座矮星系。
The dwarf galaxy NGC 4214 is ablaze with young stars and gas clouds.
矮星系ngc 4214闪耀着年轻的恒星和气态云。
The Jupiter -like planet, they say, is part of a solar system which once belonged to a dwarf galaxy.
他们说这颗类似木星的行星是某个恒星系统的一部分，这个恒星系统曾属于某个矮星系。
SN 1987A is sited in the nearby Large Magellanic Cloud, a dwarf galaxy adjacent to our own Milky Way Galaxy.
SN 1987A位于邻近的大麦哲伦星云，一个毗连我们银河系的矮星系。
The evidence also suggests that the star birth in NGC 4150 was sparked by a collision and merger with a dwarf galaxy.
这个证据同样暗示着这个新星诞生源于一个矮小星系的撞击和融合。
This dwarf galaxy was in turn devoured by our own galaxy, the Milky Way, according to a team writing in the academic journal Science.
一个科学小组在学术性期刊《科学》上撰文称这个矮星系后来被我们所在的星系，即银河系吞噬了。
Though never seen before, this new type of dwarf galaxy may be common throughout the more distant and early universe, when pristine gas was more pervasive.
虽然这是首次观察到这一现象，但这一新型的矮星系在更遥远、更早期的宇宙中应该相当普遍，因为那时宇宙中的原始气体丰度要比现在高的多。
One telltale sign is that black holes are often marked by a compact cluster of stars that surround them, which were pulled from the dwarf galaxy when the black hole escaped.
有证据说明，黑洞的明显标志就是它的周围经常有一群密集的恒星，这是因为黑洞从银河系逃脱的时候所造成的。
A new estimate, based on its effect on the motion of a nearby dwarf galaxy, has the Milky Way a bit beefier than some past measurements that relied on the motions of massive stars.
基于银河系对毗连的矮星系的引力作用，研究人员作出一项新的估计：银河系比过去的测量更强大。过去的测量是以大质量恒星的运动为基础。
At times, enough gas builds up for the dwarf to collapse, leading its carbon to fuse nearly instantly and the dwarf to explode in a Type I supernova, which can outshine a galaxy for a few months.
有时，足够的气体会积累起来导致这颗矮星发生坍缩，使得它的碳原子几乎能立即聚合，而爆炸成为I类超新星，它在几个月内的亮度能超过一个星系。
"The distance of this White Dwarf from the Sun is 63 light-years, which is very near our solar system compared with most stars in our galaxy", Luhman said.
“这颗白矮星距离太阳63光年，与银河系中大多数星球相比，它距离我们的太阳系非常近。”卢迈说。
The star was a White Dwarf called GD 362, and it's 150 light years from Earth, still within our galaxy.
GD 362是颗白矮星，距离地球150光年，也在银河系。
Observations by Hubble’s Advanced Camera for Surveys spotted 29 dwarf elliptical galaxies in the Perseus Cluster located 250 million light-years away and one of the closest galaxy clusters to Earth.
哈勃使用先进的观测镜头对英仙座中29个椭圆状矮星系进行了观察，这些星系属于距离地球最近的星系团之一，约2.5亿光年远。
Red dwarf stars, which are by far the most common stars in our galaxy, were once considered unlikely places to find Earth-like planets, but new studies contradict that view.
银河系中最常见的恒星是红矮星，它们一度被认为不太可能发现类地行星，但新研究和这个观点相抵触。
NGC 1427a is an example of a dwarf irregular galaxy, a type of galaxy that is significantly less bright than regular galaxies and characterised by a peculiar shape.
NGC 1427a是个典型的矮星系、不规则星系，它们的外形不规则，并且光度比规则星系(涡旋星系、椭圆星系)小。
Observations by Hubble's Advanced Camera for Surveys spotted 29 dwarf elliptical galaxies in the Perseus cluster located 250 million light-years away and one of the closest galaxy clusters to Earth.
哈勃使用先进的观测镜头对英仙座中29个椭圆状矮星系进行了观察，这些星系属于距离地球最近的星系团之一，约2.5亿光年远。
Observations by Hubble's Advanced Camera for Surveys spotted 29 dwarf elliptical galaxies in the Perseus cluster located 250 million light-years away and one of the closest galaxy clusters to Earth.
哈勃使用先进的观测镜头对英仙座中29个椭圆状矮星系进行了观察，这些星系属于距离地球最近的星系团之一，约2.5亿光年远。
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