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Feb. 04, 2011
Why The Former Planet Pluto Got Demoted
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| In 2006 the former ninth planet in the solar system, Pluto, got demoted to a mere Kuiper Belt object. The man who was in large part responsible for that demotion, Caltech planetary scientist Mike Brown, discusses the status of Pluto and why it doesn't qualify as a planet. |
Produced by Annette Heist, Senior Producer
Guests
-
Mike Brown
Author: "How I Killed Pluto and Why It Had It Coming," (Spiegel & Grau, 2010)
Professor of Planetary Astronomy
California Institute of Technology
Pasadena, California
RELATED READING
How I Killed Pluto and Why It Had It Coming
by Mike Brown
The Case for Pluto: How a Little Planet Made a Big Difference
by Alan Boyle
The Pluto Files: The Rise and Fall of America's Favorite Planet
by Neil deGrasse Tyson
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