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- open cluster of galaxies 疏散星系团
- Typically, a cluster of galaxies contains 1000 galaxies within a million parsecs. 一个典型的星系团大小约一百万秒差距,包含大约1000个星系。
- Most of the V is formed by an open cluster of stars, called the Hyades. 这个V字型大致是由一串星星组成的，它们叫毕星云。
- But we see mostly one large intervening cluster of galaxies, called the Virgo Cluster. 但是我们只看到一团相互作用的星系，成为室女座星系团。
- Across the heart of the Virgo Cluster of Galaxies lies a striking string of galaxies known as Markarian's Chain. 室女座星系团的中心带存在一串明显的星系，称为马卡里安星系链。
- ESA's orbiting X-ray observatory XMM-Newton has discovered the most massive cluster of galaxies seen in the distant Universe until now. ESA的XMM-牛顿轨道天文台发现宇宙深处迄今最重的星系群之一。
- The Perseus Cluster of Galaxies is part of the Pisces-Perseus supercluster spanning over 15 degrees and containing over 1,000 galaxies. 英仙座星系团是双鱼座-英仙座超星系团的一部分，该超星系团在天空中覆盖超过了15度，包含超过1,000个星系。
- Explanation: Across the heart of the Virgo Cluster of Galaxies lies a striking string of galaxies known as Markarian's Chain. 说明：一条引人注目的星系长链横穿室女座星系团的中心，我们称之为“马卡良星系链”。
- To start, most of the yellowish objects in the above image from the Hubble Space Telescope are galactic members of a massive cluster of galaxies known as Abell 2667. 在上面这张由哈勃太空望远镜拍摄到的影像中，大多数微黄色的天体就是我们所知道阿贝耳2667星系团内巨大的成员。
- Inside the nebula lies an open cluster of bright young stars designated NGC2244. 于星云中躺著一群由明亮年轻恒星组成的疏散星团，名为NGC2244。
- For earth-based astronomers, NGC 1350 is seen on the outskirts of the Fornax cluster of galaxies, but its estimated distance suggests that it is not itself a cluster member. 对于地球上的天文学家来说，NGC 1350看起来好像位于天炉星系团的边界上，不过估计距离暗示它不是星团成员。
- In 1933 Zwicky estimated the total amount of mass in a cluster of galaxies, the Coma Cluster, based on the motions of the galaxies near the edge of the cluster. 在1933年Zwicky估计一星系团Coma星团总物质量在星系运动的基础上接近星团的边缘。
- The Pleiades nebulosity is caused by a chance encounter between an open cluster of stars and a molecular cloud. 昴星团是在一次偶然的机会下，由一个疏散星团与一个分子星云遭遇而形成的。
- A new observation of gravitationally magnified faint galaxies far in the distance behind a massive cluster of galaxies is shedding new dark on the subject. 针对大质量星系团后方遥远星系进行了一次新的重力透镜效应观测，结果发现了新的暗物质。
- We today know the Pleiades as an open cluster of stars: born together and still loosely bound by gravity. 我们今天知道昴星团作为一个疏散星团，（它们）出生在一起且很少受重力的影响。
- In addition to housing a bright open cluster of stars known as the Trapezium, the Orion Nebula contains many stellar nurseries. 除了有一个明亮疏散星团--四合星外，猎户座星云还具有许多恒星孕育场。
- 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。
- A cluster of stars smaller than a constellation. 星群，星座比星座小的一簇星星
- Plant having basal grasslike leaves and a narrow open cluster of starlike yellowish-orange flowers atop a leafless stalk,southwestern United States,only species of Anthericum growing in North America. 具有基生草状叶，在无叶的茎干顶部长着窄的、张开的、星形、淡桔黄色的花，生长于美国西南部，在北美生长的一个安寿属的品种。
- A supercluster is an aggregate of several clusters of galaxies, extending over about 10 Mpc. 超星系团是几个银河群集合体,伸展大约10Mpc。
