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How the Universe Works

The Search for a Second Earth (Season 3, Episode 9)
TV-PG
TV Episode | 42 min | 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.
Read more: Plot summary
Director
Writer
Eleanor Grant (additional writing)
Producer
Status
Edit Released
Updated Sep 3, 2014

Release date
Sep 3, 2014 (United States)

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Cast

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16 cast members
Name STARmeter Known for
James S. Bullock
Self - Astrophysicist Self - Astrophysicist   See fewer
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Dan Durda
Self - Planetary Scientist Self - Planetary Scientist   See fewer
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John Asher Johnson
Self - Astronomer (as John Johnson) Self - Astronomer (as John Johnson)   See fewer
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Michio Kaku
Self - Phd., Theoretical Physicist, City University of New York Self - Phd., Theoretical Physicist, City University of New York   See fewer
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Jeremy Kasdin
Self - Aerospace Engineer Self - Aerospace Engineer   See fewer
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David Kipping
Self - Astronomer, Harvard-Smithsonian Center for Astrophysics Self - Astronomer, Harvard-Smithsonian Center for Astrophysics   See fewer
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Heather A. Knutson
Self - Assistant Professor of Planetary Science Self - Assistant Professor of Planetary Science   See fewer
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Richard Lintern
Self - Narrator Self - Narrator   See fewer
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Geoff Marcy
Self - Phd., Astronomer, University of California, Berkeley Self - Phd., Astronomer, University of California, Berkeley   See fewer
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Chris McKay
Self - Astrobiologist Self - Astrobiologist   See fewer
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Ben Oppenheimer
Self - Astrophysicist Self - Astrophysicist   See fewer
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Phil Plait
Self - Phd., Astronomer Self - Phd., Astronomer   See fewer
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Mike Rowe
Narrator (voice) Narrator (voice)   See fewer
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Evgenya Shkolnik
Self - Astronomer Self - Astronomer   See fewer
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Kevian Stassun
Self - Phd., Physics and Astronomy Self - Phd., Physics and Astronomy   See fewer
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Michelle Thaller
Self - Phd., Astronomer, NASA Goddard Space Flight Center Self - Phd., Astronomer, NASA Goddard Space Flight Center   See fewer
Members only
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Ratings Breakdown

8.7 / 10 | 62 votes