Abraham Murdock left his home of Sheridan, Arkansas, at 17 to start a merc career that spanned almost 50 years, working for dozens of companies, killing aliens and getting paid across the galaxy. Near the end of his career, he landed a gig with Cartwright’s Cavaliers. The storied Four Horsemen unit was just coming back from near catastrophe, and the battle-proven Murdock was an ideal choice for their top sergeant. It would have been a perfect last contract, but then his dropship was destroyed in the Chimsa system, killing the flight crew and him. Or did it?

Humanity, previously dependent on the K'Tai for its Redlazore, discovers vast resources of the most valuable mineral in the galaxy on Agate and is now free to expand across the stars: Redlazore is also the key component to faster-than-light travel. The planet Agate is, however, the human colony-world which lies perilously close to the K'Tai Imperium, and the K'Tai resolve to put the upstart humans back in their place. The K'Tai Imperium invades Agate. On the ground, in the midst of the whirlwind conflict is the Carter family.

At a time when Humans were just starting to venture forth into the Galactic Union as mercenaries, Martin Quincy survived long enough to do something no one else had - he retired. There was only one problem: He got bored. After battling aliens for many years - killing aliens and getting paid - retirement didn’t suit him, and he decided to strap on the combat armor and go back to the stars. Along with his old friend Kal, Martin joined Cartwright’s Cavaliers, humanity’s best merc company. Life was exciting! But he got bored. Again.

The Peacemaker-enforced ceasefire brought an end to the hostilities, but not a resolution, and now it’s up to the Four Horsemen to forge a lasting peace. Alexis Cromwell, despite her pregnancy, heads off to Capital with Nigel Shirazi to obtain justice from the enigmatic Mercenary Guild Council, but when they arrive, they’re quickly embroiled in galactic politics, and find out the situation is far, far worse than they could possibly have imagined. 

When U.S. Marine Sergeant Jill Repeth's blown-off legs begin to regenerate, she thinks it's a medical miracle. But the breakthrough that's healing her war injuries is exactly what the government desperately wants to contain - by any means necessary. Hunted, she must cross an America wracked by strife, to try to find a family who may already be dead, searching for the inhuman secret of what started it all.

It's 24 on Mars: a non-stop futuristic thrill-ride, all in one day, through the critical events which were the breaking point for the underclass of Martian citizens and precipitated a revolution to break the Martian colonists free from the formidable Sol System government. The formerly red planet would never be the same would the human race.

When space pirates threaten to take over the shipping lanes, retired air force fighter pilot Hal Nellis is recruited to fight them. It all comes down to a final battle for the spaceways. Win, and the pirate threat is crushed forever. Lose, and the people of Earth and countless other backwater worlds are doomed to enslavement and death.

Anderson Cross knows command is his destiny. But a seemingly victorious engagement turns deadly as his ship catapults through space into alien territory. As it escapes, an errant torpedo destroys a relic sacred to the aliens. A holy war starts with one lit match, then explodes. Now, Cross and his executive officer, Kate Flynn, face the might of an alien invasion bent on the destruction of all Earth’s children. Their solitary ship now bears the hatred of an entire species. Can they survive long enough to save humanity?

When a small group of humans are abducted from Earth, they find themselves thrust into a battle for the fate of the known universe. They are forced to put their trust in a mysterious artificial intelligence who has its own secret agenda. Banding together with beings from across the universe, the band of misfits must overcome an empire bent on the subjugation of Earth. Can the small band of allies overcome an ancient evil while unlocking the very secret of humanities origins?

As a lifer in the Imperial Navy, fighting in a war that has lasted generations, Lieutenant York Ballin's only hope for an honorable discharge is the grave. Neither the Empire nor the Directorate seems to care that millions have died or that millions more are doomed as hostilities continue. Ballin's only option is to hunker down, keep his crewmen and women in top condition, and try not to get them all killed.

Heir to one of the leading "Four Horsemen" mercenary companies, Jim Cartwright is having a bad year. Having failed his high school VOWS tests, he's just learned his mother bankrupted the family company before disappearing, robbing him of his Cavalier birthright. But the Horsemen of eras past were smart - they left a legacy of equipment Jim can use to complete the next contract and resurrect the company.

The TDF Marco Polo embarks on its maiden voyage outside Earth's solar system, leading to the discovery of an extinct civilization destroyed by orbital bombardment. Deep underground is a mysterious library of alien secrets.

For small-time street hustler Cam Alvarez, the choice is simple. He has no family, no friends, no place in the world...nothing to lose. When his latest con results in the death of a cartel hitman, Cam opts to join the Marines and leave Earth to fight a vicious alien enemy.

A chance discovery on the jungle world of Hyperion leads Alliance scientists on a path to creating a permanent spacebridge to the distant Orion Nebula. In a matter of days, great fleets of military and civilian ships depart for the single greatest expedition since the colonization of Alpha Centauri. Into this great adventure travel two heroes of the war, retired Marines Spartan and Teresa Morato, and their son Jack.

Former Marine Arthur Holland’s destiny begins when an aircraft crashes on his property in the mountains of Colorado. He moves to investigate and to help any survivors, but the closer he gets the less control he has of his movements. An unknown force urges him to open the door of the mysterious craft, discovering the secret that lies within: a dead, alien pilot and a peculiar, otherworldly crystal. If that wasn’t enough, the crystal feels like it is alive. That’s when he hears a single word inside his mind: run.