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b'I need my space\\u2026 but oh, how to get there? Whether it\\u2019s a mission to Mars or an ascent to an asteroid, we explore the hows of human spaceflight. Also, the whys, as in, why send humans to the final frontier if robots are cheaper? Neil deGrasse Tyson weighs in.\\nPlus, the astronaut who lived on the ocean floor training for a visit to an asteroid. Also, the 100YSS \\u2013 the 100 Year Starship project \\u2013 and interstellar travel.\\nAnd, as private rockets nip at NASA\\u2019s heels, meet one of the first tourists to purchase a (pricey) ticket-to-ride into space.\\nGuests:\\n\\n\\nNeil deGrasse Tyson \\u2013 Astrophysicst, American Museum of Natural History, and author of Space Chronicles: Facing the Ultimate Frontier\\n\\n\\n\\nShannon Walker \\u2013 NASA astronaut\\n\\n\\nNathan J. Strange \\u2013 Formulation system engineer at NASA\\u2019s Jet Propulsion Laboratory\\n\\n\\nC. C. Culver \\u2013 Former NASA mission controller, and motivational speaker with International Stars. How to contact: internationalstars@comcast.net\\n\\n\\n\\nMarc Millis \\u2013 Physicist who has been NASA\\u2019s foremost expert on advanced propulsion concepts and founder of the Tau Zero Foundation\\n\\nDescripci\\xf3n en espa\\xf1ol\\nFirst released February 6, 2012.\\nLearn more about your ad choices. Visit megaphone.fm/adchoices'