18 books • 5 series
Book #1: Dark Planet
Book #2: World of Trouble
Book #3: Rogue Star
Book #1: Rumors of War
Book #2: Star Peregrine
Book #3: Prison Planet
Book #4: Rogue Navy
Book #5: Rogue Battleship
Book #2: Starship Tomahawk
Book #2: Star Raider Season 2