Ryder Rising: First Three Books in the Orion's Spur series

William Joshua Ryder is a lost soul on Earth - too smart for his peers, too young for responsibility, and too shy for love. But when Ryder, his fearless younger sister Debbie, and their friends are kidnapped and transported to an isolated world more than a hundred light-years from Earth, they discover their lives were never ordinary to begin with.

Someone believes they hold the key to ending a war that has consumed Orion's Spur for generations. Two ancient factions have fought so long that n...