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博科园
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天文学家说,关于我们银河系命运的流行理论可能是错误的
自1912年以来,天文学家一直预测我们的银河系与其最大的邻居仙女座星系之间的碰撞,预计在大约45亿年内会发生。但新的研究表明,这场被称为“Milkomeda”的银河系冲突的可能性比看起来要小。乍一看,星系二人组——相距约250万光年——似乎正处于不可 ...
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