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Season Finale

How the Universe Works: Season 3

3x09 The Search for a Second Earth
TV-PG

  • 2014-09-04T01:00:00Z on Science
  • 42m
  • United States
  • English
  • Documentary
Is there another Earth out there with liquid oceans, rocky continents and life like us? Astronomers seek the answer with spectroscopy, direct imaging and telescopes. They hope to find evidence of atmospheres, magnetospheres and signs of life.
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