The first book in a thrilling new sci-fi series from the bestselling author of The 100, as seen on TV! Reeling from the latest attack by a mysterious enemy, the Quatra Fleet Academy is finally admitting students from every planet in the solar system after centuries of exclusivity. Hotshot pilot Vesper, an ambitious Tridian citizen, dreams of becoming a captain - but when she loses her spot to a brilliant, wisecracking boy from...