Uploaded February 2021 | Updated September 2026, 2 hours ago

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The National Space Society's 25th annual International Space Development Conference was held May 4-7, 2006 in Los Angeles, CA.

John Mankins: Introduction - 0:06
Darrel Preble: How We Must Build Space Solar Power: Sunsat Corporations - 0:35
Q & A - 20:17

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