Season 12 (10-19-2010)
Full Show: Is there another Earth-like planet somewhere outside our solar system? Scientists have already found more than 400 exoplanets in our galactic neighborhood. What are these planets like? How do scientists find them? NASA Scientist Marc Kuchner helps answer the questions.
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Video Short: Is there life somewhere else in the universe? Learn more about what exoplanets are and how scientists are searching beyond our solar system for them.
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Web Extra: NASA Planetary Scientist Marc Kuchner stays after to answer more questions about Exoplanets.
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Lo-bandwidth (Play here) Lo-bandwidth (Download)
Ultra Hi-bandwidth
Audio-only MP3