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翻訳と辞書　辞書検索 [ 開発暫定版 ] スポンサード リンク 1773 in science ： ウィキペディア英語版 1773 in science The year 1773 in science and technology involved some significant events. ==Astronomy== * October 13 – French astronomer Charles Messier discovers the Whirlpool Galaxy ''(pictured)'', an interacting, grand design spiral galaxy located at a distance of approximately 23 million light-years in the constellation Canes Venatici. * Lagrange presents his work on the secular equation of the Moon to the Académie française, introducing the idea of the potential of a body. He also publishes on the attraction of ellipsoids. 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「1773 in science」の詳細全文を読む スポンサード リンク 翻訳と辞書 : 翻訳のためのインターネットリソース Copyright(C) kotoba.ne.jp 1997-2016. All Rights Reserved.