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后发座超星系团

后发座超星系团
观测数据(历元
星座后发座
长轴Mpc(20 Mly
短轴Mpc(20 Mly
距离
共动
92 Mpc(300 Mly
参见:超星系团
后发座超星系团的图。

后发座超星系团是邻近银河超星系团,拥有后发座星系团(阿贝尔1656)和狮子座星系团 (阿贝尔1367)两个星系团。后发座超星系团距离地球大约3亿光年[1],位于CfA2长城的中心,是最接近我们所在的室女座超星系团中的超星系团[2]。他的外型大致是球形,直径大约二千万光年,包含3,000个以上的星系。它位于后发座,是第一个被发现的超星系团,后发座超星系团帮助天文学家了解宇宙的结构。

参考文献

[编辑]
  1. ^ Superclusters - A Review of the Universe. [1 January 2016]. (原始内容存档于2016-05-27). 
  2. ^ The Cosmic Distance Scale. [1 January 2016]. (原始内容存档于2016-12-17). 
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后发座超星系团
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