34 books • 8 series
Book #1: Semper Mars
Book #2: Luna Marine
Book #3: Europa Strike
Book #1: Star Strike: Book One of the Inheritance Trilogy
Book #2: Galactic Corps
Book #3: Semper Human
Book #1: Star Corps
Book #2: Battlespace
Book #3: Star Marines
Book #1: Alien Secrets
Book #1: Earth Strike
Book #2: Center of Gravity
Book #3: Singularity
Book #4: Deep Space
Book #5: Dark Matter
Book #1: Bloodstar
Book #2: Abyss Deep