Planetary Radio: Space Exploration, Astronomy and Science

Rusty Schweickart and More from the International Space Development Conference

Planetary Radio: Space Exploration, Astronomy and Science

More from ISDC, including Apollo astronaut Rusty Schweickart on asteroid deflection, Elon Musk of SpaceX, and X Prize Foundation's Peter Diamandis.Learn more about your ad choices. Visit megaphone.fm/adchoices

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