…However, Voyager discovered or confirmed many more moons (some of which had been discovered on Earth), bringing the total number to 21–23. Nine of the moons confirmed by Voyager are numbered: X Janus, XI Epimetheus, XII Helene, XIII Telesto, XIV Calypso, XV Atlas, XVI Prometheus, XVII Pandora, and XVIII Pan. Telesto and Calypso are in the same orbit as Tethys, and Helene is in the same orbit as Dione, at points (Lagrangian points) that correspond to the equilateral triangle solution of the three-body problem 60 degrees before and after. … *Some of the terminology explanations that mention "Atlas (Saturn)" are listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…しかし,ボエジャーはさらに多くの衛星を発見または確認し(いくつかは地上で発見されていた),その総数は21~23となった。ボエジャーの確認した衛星のうち番号がつけられたのはXヤヌス,XIエピメテウス,XIIヘレーネ,XIIIテレスト,XIVカリプソ,XVアトラス,XVIプロメテウス,XVIIパンドラ,XVIIIパンの9個である。テレスト,カリプソはテチスと,ヘレーネはディオーネと同じ軌道上で60゜前と後のいわゆる三体問題の正三角形解に相当する場所(ラグランジュ点)に存在している。… ※「アトラス(土星)」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
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