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117: Guardians of (a very small part of) the galaxy with Dr. Fast

27 min • 28 januari 2018

Dr. Kelly Fast tells us about the Planetary Defense Coordination Office, which finds asteroids before they find us. She talks about a recent exercise involving the tiny asteroid 2012 TC4, where asteroid hunters across the world coordinated to observe this object on a recent fly-by. We also talk about ‘Oumuamua, the first interstellar asteroid ever discovered.

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