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NGC 4183 is a spiral galaxy with a faint core and an open spiral structure located about 55 million light-years from the Sun and spanning about eighty thousand light-years in the constellation of Canes Venatici. British astronomer William Herschel first observed NGC 4183 on 14 January 1778. ==References== 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 4183」の詳細全文を読む スポンサード リンク
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