Meet Franklin Chang Díaz, the 60-year-old astronaut who has developed a nuclear rocket that could speed humans to Mars within a week, profiled in Popular Science:
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You might expect to find our brightest hope for sending astronauts to other planets in Houston, at NASA’s Johnson Space Center, inside a high-security multibillion-dollar facility. But it’s actually a few miles down the street, in a large warehouse behind a strip mall. This bland and uninviting building is the private aerospace start-up Ad Astra Rocket Company, and inside, founder Franklin Chang Díaz is building a rocket engine that’s faster and more powerful than anything NASA has ever flown before. Speed, Chang Díaz believes, is the key to getting to Mars alive. In fact, he tells me as we peer into a three-story test chamber, his engine will one day travel not just to the Red Planet, but to Jupiter and beyond.