Science Scratching the Surface: Chang'e 4 KUAF | By Caitlin Ahrens Published July 2, 2019 at 12:36 PM CDT Facebook Twitter LinkedIn Email Listen • 2:20 1 of 2 2 of 2 Caitlin Ahrens breaks down the Chinese lunar lander, Chang'e 4's misson and its importance on this episode of Scratching the Surface. Caitlin Ahrens - The Pluto Manager