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

8.9 / 10 | 47 votes