Skyship Academy

As the alien Authority attacks Earth using a terrible new weapon that sends Skyship soldiers, the Surface government, and an army of Drifters into turmoil, Cassius Stevenson and his brother Jessie Fisher hold the planet's fate in their hands.

As the alien Authority attacks Earth using a terrible new weapon that sends Skyship soldiers, the Surface government, and an army of Drifters into turmoil, Cassius Stevenson and his brother, Jesse Fisher, hold the planet's fate in their hands. Book #3