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来自维基百科,自由的百科全书
NGC 2266是一个在双子座的疏散星团,[2]在天球上的大小约是5弧分,[3]距离地球约3,400秒差距(11,000光年),[2]由德-英国籍天文学家威廉·赫歇尔于1785年12月7日发现。[3]
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