Staff Sergeant Eli Vanhorn isn't the man he used to be. Once a proud member of the Fleet Marine Corps' elite Terrestrial Advance Combat teams, the battle on colony planet Luyten C left him broken and scarred. But after a year of surgeries and physical therapy, he's ready to complete his enlistment as Master of Arms on the exploration vessel Rihla. It should be a simple, stress free assignment - but things rarely work out as they should.

Staff Sergeant Eli Vanhorn, hero of Leonis B, has been called back to active duty. With advanced tech from the Alethian race, Humanity’s Galactic Fleet is planning a strike on the newly discovered Orrkasi home world. A platoon of experienced Terrestrial Advance Combat Marines is put together, and Vanhorn is called out of retirement to join them. But like any mission, much of the intel is compartmentalized, with superiors slow to share what might be vital details on a dangerous operation deep behind enemy lines.

Charlie Travers figures his life can’t get much worse. He lives over a pizza restaurant, he’s lost his girlfriend, and has no prospects for a career. Then, he’s abducted by an alien robot and taken across the galaxy. When he wakes up, he finds himself stranded thousands of light-years away, and about to be killed by space pirates.

Convicted of a minor traffic violation, Rev Pelletier is conscripted into the Perseus Union Marine Corps...for up to a 30-year term of service. Anxious to get back to his civilian life and job, Rev opts for a shorter term as a Marine Raider taking the fight to the enemy. But with extremely high mortality rates, can he and his friends survive until their term of service is over?

For centuries, mankind has searched for nonhuman civilizations in the cosmos. These lost alien societies have finally been discovered—but they were destroyed long ago. Devin Starn starts off as a lowly rock rat aboard Borag, a mining ship working the dangerous end of the asteroid belt. Slowly, he gains prestige and purpose. When an alien base is uncovered, however, he must risk everything to protect his ship and her crew. What wiped out all the civilizations that came before humanity?

Get ready to experience two more origin stories in the Backyard Starship universe.

Michael Freeman is a disabled veteran who had just been fired from his mind-numbing cubicle job, which allowed his opportunistic girlfriend to dump him. Now, he only wants to spend some time at his grandfather's mountain cabin so he can unwind, away from the drudgery of daily life and with a cold beer in his hands. Standing in his way is an ancient spaceship with an emotional AI, nanites that have invaded his body, an international crime syndicate, a suicidal FBI agent on a vigilante mission, terrorists . . . and that's just the beginning.

After more than 20 years in special operations, USMC Gunnery Sergeant Wolf Mathison wasn’t looking forward to retirement when—implanted with an experimental artificial intelligence—he deployed on his last mission with a platoon of Marine Raiders being sent to the Jovian moon Europa. The USS Jefferson was destroyed en route, though, and only Mathison and three other marines survived. Trapped in stasis, they were hurled into the outer reaches of the solar system, where they wouldn’t be found for hundreds of years.

Five years ago, aliens destroyed a carrier and its airwing at Jupiter without warning. Since then, the Earth’s nations have learned to work together, and they want to know more about the aliens who appeared, attacked, and vanished without a trace. The Americans have provided a new carrier. Chinese technology has made going after the invaders possible. And the Russians have developed a new control system that will give the craft never-before-seen capabilities. Mankind’s next war is upon us, and Uplink Squadron is the tip of the spear.

After years of searching, Nathan Briggs is finally on the verge of making an incredible discovery. Unfortunately, the aliens have other plans. When Nathan stops a brutal attack on an unsuspecting victim, he gets more than he bargained for and sets into motion events that will change his life forever. They told him he should've run away, and maybe they were right. Nathan is about to embark on an adventure of a lifetime.

A U.S. Army Ranger sniper finds himself on his own and on the move far downrange and beyond the wire in an epic fantasy world filled with deadly monsters and dangerous foes in a total battle royale for glory, hoard—and flat-out survival. Adrift on the Sea of Riddles and lost in a dangerous world of epic fables, Sgt. Thor and his anti-materiel sniper rifle, Mjölnir, must survive brutal pirates, the darkest sorcery, and a catastrophic shipwreck on a strange island steeped in arcane mystery and containing the remains of a lost civilization guarding an ancient artifact of great and terrible power.

Thousands of crew are reported dead, including the ship’s captain. Reluctantly, the young XO, Galvin Quintos, will be taking command of the fleet's crippled dreadnaught, the USS Hamilton, while doing his best to bring fleet survivors back to Earth. To make matters worse, there’s a murderer running loose on board the ship, critically low fuel levels, and the Grish are back, in fast pursuit and ready to finish what they’d started. Only by sheer luck - and a good measure of cagey smarts - will Quintos be able to rise to the challenge.

Orcs. Trolls. Wraith riders. Dark wizards. Together, they form an unstoppable force. Or so they thought. Dark Army...meet the US Army Rangers. When a Joint Task Force of elite Rangers are transported to a strange and fantastic future where science and evolution have incarnated the evils of myth and legend, they find themselves surrounded, pinned down, and in a desperate fight for their very survival - against nightmares of flesh and blood made real. Which means only one thing. It’s time to Ranger up and stack bodies.

Humanity has been banished to a distant star. Left to fight over resources rationed to them by mysterious machine-overlords known as Wardens. Commander Rylan Holt labors against inter-colony arms trafficking when an informant gives him horrific news. The ruthless cartel boss, Lilith, has stockpiled outlawed weapons of mass destruction. Worse, she claims to have permission from the Wardens to unleash them upon the system.

A company of Army Rangers is sent on an interstellar colony ship to secure a foothold on a dangerous, alien planet through violence of action. Leaving behind a warring Earth flung headfirst into a conflict of mutual assured destruction, the Rangers and the accompanying crew of first colonists are guided on a 40-year journey by an unprecedented artificial intelligence. But when they emerge from the frigid embrace of cryosleep, they awake to a nightmare, finding themselves greeted by the same ruthless enemy that brought about the ruin of Earth.