Astronomers used the way that light from distant stars was distorted by a huge galactic cluster known as Abell 1689 to work out the amount of dark energy in the cosmos.
天文学家应用来自遥远恒星的光线的路线被一个巨大银河星系团(Abell 1689)所扭曲，由此计算出宇宙中暗能量的总量。
Of particular note are the huge streamers of cold dust that reach thousands of light-years above and below the galactic plane.
其中尤其值得一提的是大量漂浮的冰冷星尘，延伸到银河盘面上下几千光年。
The galaxies' older stellar tenants still shine on in visible light to be detected by Hubble, completing the galactic picture.
星系中较年长的恒星房客依然放射着哈勃望远镜可以探测到的可见光，这些共同组成了整个星系的画面。
The Virgin Galactic experience will start with a couple of days light preparation: medical tests, safety training and some time for the space travelers and pilots to get to know each other.
参加银河圣母太空之旅，首先要进行为期两天的准备：体检，安全培训，旅客与飞行员相互熟悉。
In 2005 astronomers reported an extraordinarily fast-moving star some 200,000 light-years from the galactic center.
2005年，天文学家报告，距银河系中心约二十万光年处，有一颗恒星在以非常快的速度移动。
In 2005 astronomers reported an extraordinarily fast-moving star some 200, 000 light-years from the galactic center.
2005年，天文学家报告，距银河系中心约二十万光年处，有一颗恒星在以非常快的速度移动。
It orbits some 25,000 light years from the galactic core, completing a revolution once every 250 million years or so.
太阳距离银河系中心25000光年，每2亿5000万年完成一周绕银心公转。
Two 30,000 light-year-long blobs called Fermi bubbles have been discovered on either side of our galactic plane. John Matson reports
在银河盘面两端，发现了两个长达30,000光年的东东，它们被称作费米尔泡。
5：A four-way galactic pileup appearsimminent, but the bluish spiral, 40 million light-years away, is seven times asclose as the rest of Stephan's Quintet.
图5：这张精美的照片包含了四个形状各异的星系团，但呈蓝色螺旋状的星系团离地球有四千万光年的距离，为斯蒂芬五重星系的其他星系距离的七倍。
Recent surveys of the sky in near-infrared light, which penetrates the dust clouds that block our view of the galactic core, have revealed the bar directly and dispelled the remaining doubts.
近红外光可穿透挡住我们视线的尘云，而最近的近红外光巡天观测银河系核心的结果，直接显现了棒状结构，也就排除了其他的可能。
It is the brightest of the three galactic mergers closest to Earth, about 250 million light-years away in the constellation of Serpens, the Serpent.
是距地球最近的三个合并星系中最亮的一个，位于巨蛇座距地球约2.5亿光年。
We are your the Pleiadian HighConsuls of the Galactic Federation of Light fleet.
我们是昴宿星最高议会光之飞船。
The Galactic core is obscured in visible light by dust clouds, which infrared light can penetrate.
“银河系核心在红外线可穿过的可见光中被尘埃云遮盖”是啥意思？
The Galactic core is obscured in visible light by dust clouds, which infrared light can penetrate.
“银河系核心在红外线可穿过的可见光中被尘埃云遮盖”是啥意思？
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