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NGC 2257 is a globular cluster that lies on the outskirts of the Large Magellanic Cloud (LMC). == External links == * (An Ancient Cluster of Stars Against a Stunning Background ) – ESO Picture of the week. 抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「NGC 2257」の詳細全文を読む スポンサード リンク
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