Photo: #The International Astronomical Union has proposed the addition of more planets to the solar system.
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The International Astronomical Union has proposed the addition of more planets to the solar system. (Image courtesy the International Astronomical Union/Martin Kornmesser)

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Scientists search for extraterrestrial life

August 31, 2010

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NASA scientists have found two new planets that revolve around the same star using their Kepler satellite. They're so large that they appear to be the size of Saturn.

Guests

  • Bill Borucki: is principal investigator for NASA's Kepler mission.
  • Seth Shostak: is Senior Astronomer at the SETI (Search for Extraterrestrial Intelligence) institute and author of "Confessions of an Alien Hunter: A Scientist's Search for Extraterrestrial Intelligence" (march 2009).

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