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2009AYearofDiscoveryandPromiseinSpace

By Alfred Moore,2014-10-17 19:10
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VOICE ONE: I'm Mario Ritter. VOICE TWO: And I'm Steve Ember with EXPLORATIONS in VOA Special English. This week, we tell about some of the biggest space stories of two thousand nine. First, there was the American space agency's discovery of water on the moon. We also talk to a NASA expert about the discovery of methane gas on Mars. And we hear about t..
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