Planetary Society Executive Director Lou Friedman on solar sails IKAROS and LightSail-1
28:50•2010-05-17
Jaksokuvaus
Planetary Society Executive Director Lou Friedman on solar sails IKAROS and LightSail-1Learn more about your ad choices. Visit megaphone.fm/adchoicesSee omnystudio.com/listener for privacy information.See omnystudio.com/listener for privacy information.