Phoenix sees falling snow on Mars
Monday, September 29, 2008 - 16:35
in Astronomy & Space
NASA's Phoenix spacecraft has detected snow falling from Martian clouds. Lander's soil experiments also have provided evidence of past interaction between minerals and liquid water, processes that occur on Earth. A laser instrument designed to gather knowledge of how the atmosphere and surface interact on Mars has detected snow from clouds about 4 kilometres (2.5 miles) above the spacecraft's landing site. Data show the snow vaporising before reaching the ground...
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