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HD 59686 is a 5th magnitude star approximately 316 light years away in the constellation Gemini. == Star == It is an orange giant meaning it has ceased fusing hydrogen in its core and on its way to becoming a red giant. The stellar radius is very large (11.6 times that of our Sun). 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「HD 59686」の詳細全文を読む スポンサード リンク
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