Messenger Corps 4 book cover, a mech lands, several mechs shoot to the ground behind it like comets, preparing to make contact
Star Scrapper 10 book cover, Hank wears armor and a hooded cloak, carrying a spear with an orange glow
Undead Marine 6 book cover, male figure in military garb brandishes rifle towards an alien creature
Rebel Galaxy 1 book cover, Wallace wearing white space armor carrying a rifle, side characters appear in bg against a pink and purple sky
Backyard Starship 25 book cover, Van overlooks a bustling galactic city, helmet tucked under one arm
Taken to the Stars 10 book cover, painted in shades of blue, a starship takes off