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Joy is a tiny lunar crater located in the irregular ground just to the west of Mare Serenitatis. It is a circular, cup-shaped feature with a slightly raised rim. The crater was designated Hadley A until it was renamed by the IAU.〔Gazetteer of Planetary Nomenclature, International Astronomical Union (IAU) Working Group for Planetary System Nomenclature (WGPSN), (Joy ) Feature 2851〕 Mons Hadley lies to the west-northwest in the Montes Apenninus range. ==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「Joy (crater)」の詳細全文を読む スポンサード リンク
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