Astronomy Cast

Wizzard Media

Science & Medicine, Natural Sciences

Chart Positions

Science & Medicine 55
Natural Sciences 19

Astronomy Cast brings you a weekly fact-based journey through the cosmos.


Ep. 194: Dwarf Planets

June 14th, 2010

Episode 226 of 460 episodes

In 2006, the International Astronomical Union demoted Pluto out of the planet club. But they also started up a whole new dwarf planet club, with Pluto, Eris and the asteroid Ceres as charter members. Let’s find out what it takes to be a dwarf planet, and discuss the current membership.

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