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水星-水之天下为做作科教类纪录片，National Geographic 频讲 2008 年出品，是 NG Naked Science 系列其中之一 注: Discovery Channel 频讲购购了本片的播映权, 影片出书者照样 National Geographic 频讲。 症结词：天文教 太阳系 水星 航天器 空间探测器 On May 25, 2008, NASA's Phoenix Lander will enter the Martian atmosphere and land on its polar ice-cap in the last phase of a historic mission to investigate Mars' past by digging down into the soil and ice - something that has never been done before. Scientists hope that the mission will reveal a great deal about Mars' geological history, but the biggest question they seek to answer: was Mars ever a watery world烦忙 And if so, could it have harboured primitive forms of life烦忙 This episode tells the story of this incredible NASA mission while investigating the Red Planet's warm, wet past.
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