Watch anime online, stream anime episodes online for free.Watch Planetes Episode 15 English version online and free episodes. Anime Episode guide, Chapter Planetes Episode 15 English dubbed This is the Way the World Ends… The Beast Planet targets planet Fire. Graveheart and Tekla must hurry to find the world engines. During the invasion, Graveheart is injured while saving prince Pyrus. The Grand Vizier witnesses the sacrifice and reconsiders his judgment towards the outlanders.