Word: europa
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Dates: during 1990-1999
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...Carbon dioxide was easily identified on Europa. We also have tentative identification of other compounds," said Karl Hibbittz, a graduate student working with the instrument team of NASA's Galileo Project...
...because organic matter alone does not provide enough evidence of life, Thomas B. McCord, planetary scientist and co-investigator on the Galileo space-craft instrument team, is researching Europa to learn more about the moon...
...Carbon bearing compounds are just one leg of the triad, but on Europa we have all three," Hibbittz said...
According to Hibbittz, because an energy source and liquid water had already been found on the moon, the discovery of organic materials--the last of the three required components for life--makes Europa unique...
...What makes Europa special are the synergistics," Hibbittz said. "Europa is closer [than Callisto] into Jupiter so it is more effected by gravitational pull, which keeps it hotter...