Lecture 7 of Dr. Bruce Betts' 2014 online Introductory Planetary Science and Astronomy course covers the near Earth asteroid threat to Earth (including statistics, past impacts, and information on the Chelyabinsk fireball), introduces the Jupiter system, and includes an interview with Tim Spahr, Director of the Minor Planet Center. Recorded at California State University Dominguez Hills.
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Rob Bellotti: 2014/07/25 12:09 CDT
Bruce Betts: 2014/07/28 02:40 CDT