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1、Mars Exploration,In 1962, the Soviet Union launched Mars 1 detector , flying 100 million kilometers away from earth and lost contact with the ground , its regarded as the beginning of the Mars exploration.,In 1965, the United States , “mariner 4” flying near Mars, 10000 kilometers from Mars taken 21
2、 photos, found that there are many craters on Mars, and the atmosphere density is 1% of the earth.,In 2002, the United States, “the Odyssey” Mars found that the Martian(火星人，火星的） surface and near surface may have a lot of frozen water。,Mars exploration has progressed from unmanned probe(探索，探查）to robot detection stage. Humans are step by step close to Mars.,Mars -Big Discovery,Found one In 2005, meteorite,Mars-Big Discovery,Found two Life，,Mars-Big Discovery,Found three Water resource,Mars-Big Discovery,Found four Air,Mars-Big Discovery,Found five Volcanic eruption,Thank you ！,By 熊帆,
