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SN 2009gj was a supernova located approximately 60 million light years away from Earth. It was discovered on June 20, 2009, by New Zealand amateur astronomer and dairy farmer Stuart Parker. ==See also== * List of supernovae * History of supernova observation * List of supernova remnants * List of supernova candidates 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「SN 2009gj」の詳細全文を読む スポンサード リンク
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