Science Scratching the Surface: Tartarus Dorsa KUAF | By Caitlin Ahrens Published July 2, 2019 at 12:22 PM CDT Facebook Twitter LinkedIn Email Listen • 2:28 1 of 2 2 of 2 On this episode of Scratching the Surface, Caitlin Ahrens talks about some more interesting geographical features on the dwarf planet Pluto. Caitlin Ahrens - The Pluto Manager