Scratching the Surface: Cthulhu Macula

By Caitlin Ahrens

Published July 2, 2019 at 11:48 AM CDT

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For the 100th episode of Scratching the Surface, Caitlin Ahrens talks about everyone's favorite dwarf planet, Pluto and it's unique geography.

Caitlin Ahrens - The Pluto Manager