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.

Captain Caleb Card and his crew are on a mission to investigate a transmission believed to be from the lost ship. Ambushed upon arrival, they immediately fear the worst. But the beacon isn’t only active, it’s on the move, and where it leads will change everything they thought they knew about the universe. Cast into a distant galaxy brimming with unknown dangers, they’ll need to adapt quickly if they want to survive long enough to help the missing colonists.

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.

When Van Tudor returns to his childhood home, he inherits more than the family farm. His grandfather used to tell him fantastic stories of spacemen and monsters, princesses and galactic knights. Little did Van realize, the old man's tales were more than fiction; they were real. Hidden beneath the old barn, Van’s legacy is waiting: a starship, not of this world. With his combat AI, an android bird named Perry, Van takes his first steps into the wider galaxy. He soon finds that space is far busier and more dangerous than he could have ever conceived.

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.

Cole Riker is a Slip Runner. A contractor tasked with finding alien salvage in exchange for credits. For an ex-smuggler like Cole, there’s a catch: Don’t break the terms of parole. That means doing things by the book. Find salvage, turn it in, get paid. But everything changes when a retrieval mission lands him in a previously unknown sector. There, he finds the material he’s been sent to recover, along with something more. A brand-new form of ancient alien life. 

The Terran Coalition faces repeated and brutal attacks from the repressive League of Sol. To defend his home planet, David trades his dream of becoming a rabbi for a battlefront in the far reaches of space. When particle beams fly, his courage under fire brings quick promotion. But in the lulls between battles when he must confront his soul, David finds a different enemy: the ghosts of those killed under his command. Yet in war, it’s kill or be killed - and the enemy shows no mercy.

When a group of friends joins the Proxy Marine Corps, they have only two objectives: stay together, stay alive. The colony world of Elysium awaits if they can survive their five-year enlistment period as members of the elite D.R.A.G.O.N. Teams. But it won’t be easy, and their loyalty will be tested in ways they never imagined.

Idealistic Navy Lieutenant Jacob Grimm just wanted to honor his mother’s sacrifice in the last great war. When he’s forced to return fire and destroy a squadron of ships to save his own, he thinks he’s the hero...until they discover the ships are full of children. Disgraced and denied promotion, Jacob’s career is over. That is until the head of ONI needs a disposable officer to command a battered destroyer on the rim.