WHY IS THERE A MOON? .... and more!

If annotations aren’t working use the links below! CGPGrey: /Tom: Where’s My Challenge: #p/u/2/GnH2AJxU4jk History of our solar system: Earth and Theia Collision animation: Theia: (planet)#Theia Collecting Moon Rocks raw video: Plate Techtonics through time: Pangea vid 1: Other supercontinents in history: