Mars Lander Finds Minerals Suggesting Past Water

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Mars Lander Finds Minerals Suggesting Past Water
The Associated Press

• Claire Baron

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NASAs Phoenix

• Landed in May on a 3 month mission
• Biggest Discovery confirmed presence of ice on
  Mars

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Recently Collected and Tested Soil Samples

• Were slightly alkaline
• Contained nutrients and minerals
• Calcium Carbonate
• Sheet Silicate

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Discovered Minerals

• Calcium Carbonate

• Sheet Silicate

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• Peter Smith, chief scientist at the University
  of Arizona ''Is this a habitable zone on Mars? I
  think we're approaching that hypothesisWe
  understand, though, that Mars has many surprises
  for us and we have not finished our
  investigation.''

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What Next?

• Phoenix Mission is not over
• NASA is trying to detect traces of organic
  compounds in samples

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Sources

• www.nasa.gov
• www.nytimes.com