It's Hot! Plutonium 238 is Back
Planetary Radio: Space Exploration, Astronomy and Science
October 28, 201332m 9s
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Show Notes
Casey Dreier tells the winding tale of Plutonium 238, the radioactive isotope that is vital for exploration of the solar system. The US came dangerously close to exhausting its supply. Even with production restarted, there are major challenges facing explorers. Learn more about your ad choices. Visit megaphone.fm/adchoices
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