PGC 31923 ⇐ 文章草稿

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 PGC 31923

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“LEDA/PGC 31923”，也称为蜘蛛星系，是位于北部天空小狮子座的一个不规则哈勃序列星系。据估计距银河系2700万光年。

* [http://cdsportal.u-strasbg.fr/?target=PGC+31923 CDS 门户]
* [https://esahubble.org/images/potw2412a/ 蜘蛛（而不是它的网）]


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