An unmanned probe touched down on a comet for the first time on Wednesday, as the European Space Agency’s Philae lander successfully negotiated a perilous seven-hour descent from its Rosetta mother ship on to the irregular nucleus of Comet 67P.
一個無人駕駛的探測器周三首次在一顆彗星表面著陸,歐洲航天局(European Space Agency)的飛來號(Philae)著陸器成功與母船羅塞塔號(Rosetta)分離,在危險中下降了7個小時,最終在彗星67P的不規則中心著陸。
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