That should give enough time to figure out a plan for the inevitable Andromeda galaxy collision in 4.

这样就会有足够的时间想出计划来迎接不可避免的仙女座星系在45亿年后的撞击。

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For the galaxy and the andromeda nubula, they do not form a pair of galaxies completely isolated from all others.

对银河系和仙女座星云来说，它们并不构成与所有其他星系完全孤立的一对星系。

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The Square of Pegasus is a great jumping off point for finding the famous Andromeda galaxy, also known to astronomers as M31.

天马广场是找寻仙女座星系的重要起点，仙女座星系又被天文学家们称为M31。

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Shapley saw evidence for Cepheids in Andromeda long before Hubble did, but refused to believe they could be Cepheids out of a stubborn attachment to his own theories.

ECONOMIST: Twirls and swirls from outer space