Tags: spacex, elon-musk, musk, nasa, elon-musk-2015, tesla, dragon-v2, gigafactory, elon-musk-2014, elon-musk-biography, elon-musk-quotes, elon-musk-interview, tesla-ceo, tesla-motors, renewable-energy, elon-musk-ai, elon-musk-ted, elon-musk-spacex, elon-musk-tesla, elon-musk-advice, elon-musk-interview-2015, elon-musk-latest, elon-musk-life, elon-musk-mars, elon-musk-motivation, elon-musk-2014, elon-musk-speech, mars, civilization, self-sustaining, ufo