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Nov. 18, 2011
Is A Moon Necessary For A Planet To Support Life?
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| For years, a theory has held that Earth’s large moon played a critical role in stabilizing the planet’s tilt, damping down differences between the seasons. Now, astronomer Jason Barnes says that life on our planet would endure even without a moon, a finding that might increase the number of potentially habitable planets in our galaxy. |
Produced by Charles Bergquist, Director and Contributing Producer
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FEATURED READING
Scatter, Adapt, and Remember: How Humans Will Survive a Mass Extinction
by Annalee Newitz
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