Kai the Ninja, Book One: The Fall of the Sun King
Fifteen-year-old Kai lives in the Temple of the Silent Comets at the edge of the Andromeda Galaxy, the only student in nine thousand years to master all 108 fighting styles and weapons. When a wounded rebel pilot crash-lands with terrible news, Kai sets out across the stars to stop the Sun King, who stole the light from his world and took his family.