马文号的“触觉”马文号(MAVEN),是“火星大气与挥发演化探测器”的英文缩写,是第一颗专门研究火星高层大气的探测器。它耗资约6.7亿美元,长11.43米、宽2 29米、高3.47米,未加注燃料时净重为809千克,发射时的重量为2454千克,使用的燃料为肼。搭载的4个太阳能电池板携带有2000多个太阳能电池,飞行过程中能产生约1150~1700瓦 Marvin’s “Tactile” MAVEN, the acronym for “Mars Atmospheric and Volatile Evolution Detector,” is the first detector to study the high-level atmosphere of Mars. It costs about 670 million U.S. dollars, 11.43 meters long, 299 meters wide and 3.47 meters high. Its net weight is 809 kg when it is not refueled and its weight is 2454 kg at launch. The fuel used is hydrazine. Carrying four solar panels carrying more than 2,000 solar cells, the flight process can produce about 1150 ~ 1700 watts