土卫二 Traditional form: 土衛二 Pinyin (reading): Tǔwèi Er Definitions: Enceladus (moon of Saturn), aka Saturn II Characters: 土 - soil, earth; items made of earth 卫 - to guard, to protect, to defend 二 - two; twice Traditional characters: 土 - soil, earth; items made of earth 衛 - to guard, to protect, to defend 二 - two; twice