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单词 Cluster of galaxies
释义

Cluster of galaxies

原声例句
Crash Course 天文篇

Clusters of galaxies also clump together to form superclusters, the largest structures in the Universe.

星系团也聚集在一起形成超星系团——宇宙中最大的结构体。

科学60秒-科学美国人 2022年12月合集

Where it wandered, among a cluster of galaxies, before settling into a new home in NGC 1277.

黑洞在星系团之间游走,之后在新家 NGC 1277 中安顿下来。

哈勃望远镜的最终领域

You can have clusters of galaxies that have hundreds to thousands galaxies in them. These clusters of galaxies are still bound to each other.

你能看到星系簇中有数百至数千个星系。星系簇始终能让星系束缚在一起。

美国历史频道纪录片《宇宙》

A billion years to pull apart clusters of galaxies, then hundreds of millions of years to pull apart galaxies themselves.

十亿年时间来撕裂星系群,然后是数亿年时间撕裂星系本身。

Crash Course 天文篇

If dark matter were made of axions, then clouds of it could be enveloping clusters of galaxies and we'd never see them.

如果暗物质是由轴粒子构成的,那么它的云团就可能包围着星系团,而我们永远也看不到它们。

电台实验室

Then galaxies and clusters of galaxies.

然后是星系和星系团。

连线杂志

And then over the course of billions of years, these density differences grew up to become clusters of galaxies in the great cosmic void.

然后在数十亿年的过程中,这些密度差异成长为巨大宇宙虚无中的星系团。

科学大揭秘

The Chandra X-ray Observatory has thus far made some detailed measurements about how dark matter must be distributed across a large cluster of galaxies.

到目前为止,钱德拉x射线天文台已经对暗物质该如何在一个大的星系团中分布进行了详细的测量。

BBC Ideas

Clusters of galaxies arranged along filaments, like the Pisces-Cetus Supercluster Complex.

星系团沿着细丝排列,例如双鱼座-鲸鱼座超星系团。

Crash Course 天文篇

Eventually, those teeny little bumps from the beginning of the Universe became galaxies and clusters of galaxies, now tens of billions of light years away.

最终,这些宇宙开始时的微小碰撞变成了星系和星系团,现在距我们有数百亿光年之遥。

2023-41

It's this gravitational effect that makes galaxies spin at the rates they do and clusters of galaxies to hold together.

正是这种引力效应使星系以它们的速度旋转并使星系团聚集在一起。

学科图谱 天文篇

The large scale structures of the universe, clusters of galaxies and galactic voids were seeded by quantum physics in the deep past.

宇宙的大尺度结构、星系团和星系空洞都是由遥远的过去量子物理学播下的种子。

中文百科

星系团 Galaxy cluster

(重定向自Cluster of galaxies)

星系团(Galaxy clusters、Cluster of galaxies)是由星系组成的自引力束缚体系,通常尺度在数百万秒差距,包含了数百到数千个星系。包含了少量星系的星系团叫做星系群。银河系所在的星系群叫做本星系群,成员星系大约为50个。距离本星系群较近的一个星系团是室女座星系团,包含了超过2500个星系。

许多星系团是明亮的X射线源,其中X射线辐射是由强引力势阱束缚住的高温气体发出的。星系团的气体质量可达发光星系总质量的3-5倍。研究星系团中物质的分布能够为暗物质的存在提供证据。

不同星系团中,各种类型的星系所占的比例很不一样。研究发现,椭圆星系的比例与星系团的形态密切相关,如果一个星系团中椭圆星系所占的比例很大,那幺这个星系团的形状倾向于规则和对称,如果椭圆星系所占的比例很小,星系团一般显示出不规则的形状。

英语百科

Galaxy cluster 星系团

(重定向自Cluster of galaxies)
Composite image of five galaxies clustered together just 600 million years after the Universe's birth[1]
Galaxy cluster IDCS J1426 is located 10 billion light-years from Earth and weighs almost 500 trillion suns.[3]

Abell 2744 galaxy cluster - extremely distant galaxies revealed by gravitational lensing (16 October 2014).[5][6]

A galaxy cluster or cluster of galaxies is a structure that consists of anywhere from hundreds to thousands of galaxies bound together by gravity with typical masses ranging from 10–10 solar masses. They are the largest known gravitationally bound structures in the universe and were believed to be the largest known structures in the universe until the 1980s when superclusters were discovered. One of the key features of clusters is the intracluster medium (ICM). The ICM consists of heated gas between the galaxies and has a peak temperature between 2–15 keV that is dependent on the total mass of the cluster. Galaxy clusters should not be confused with star clusters such as open clusters, which are structures of stars within galaxies, as well as globular clusters, which typically orbit galaxies. Small aggregates of galaxies are referred to as groups of galaxies rather than clusters of galaxies. The groups and clusters can themselves cluster together to form superclusters.

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更新时间:2025/6/18 10:13:47