Tower 7 has gone completely dark, and security androids are killing civilians. No one knows what has become of the tower's 520,000 residents or who is responsible for the mysterious assault, but the priority of the mission is clear. Tycho and Gabriel must breach the tower, investigate the missing civilians, and locate the one responsible…all while trying to stay alive.

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?

When a high-value scientist is taken hostage inside the galaxy's most dangerous prison, Halek Cain is the only man for the job. The last remaining survivor of the Reaper program, Hal is an unstoppable force of fuel and madness. A veteran amputee-turned-cyborg, he has a history of violence and a talent for killing that is unmatched by any soldier. With the promise of freedom as his only incentive, he'll stop at nothing to earn back his life from the people who made him, imprisoned him, and were too afraid to let him die.

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

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.

On the run and out of chances, he guides his ship and crew into the heart of a relic older than the galaxy itself - and find himself on the edge of an eternal war he never knew existed. The relic is a mech, lost to history and forgotten by all who remain. Built by an ancient race to be the ultimate weapon, the machine is capable of unspeakable destruction, and its discovery could unhinge the balance of power throughout known space.

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.

Benjamin Wrath is among the first officers to get sent to the Andromeda Galaxy. As part of the Sentient Crime Division, millions of light years from Earth, Wrath's precinct is in charge of maintaining order in a chaotic new frontier, tasked with protecting the rights of all sentient beings.

After a soldier is left for dead, Eva Delgado's life begins to unravel. The truth of what happened remains a mystery, and the government will stop at nothing to keep it buried. Together with the unit's medic, Eva finds herself branded a terrorist and enemy of the state, hunted by two opposing governments. When the pair uncover a plot that could have ramifications for the whole galaxy, they know they have to act, but it will take all of their training, cunning and just a bit of luck to do what no one else has achieved. But what do you do when every secret begets another?

Abigail and Clementine were just a couple of orphans looking for a home. But when the two girls witness something terrible, they have no choice but to leave their orphanage and go into hiding. The only person willing to take them in is a man named Mulberry, but his home isn't the safest place for two innocent children.

After losing his job and family, Flint Reed finds himself in the middle of a terrorist attack. With nothing but his wits and experience as a former Union police officer, he must do everything he can to stay alive. As he soon discovers, however, there are also hostages, and no one is coming to save them. All hope falls to Flint. But as he fights to navigate the building, the real answers begin to unravel. What are the terrorists really after, and why are they so intent on getting into the vault?

The Earth’s navy is left drifting among the stars as Nyctus ships swarm, their purpose unknown as they continue their advance, burning one system after another. Humanity's extinction seems inevitable. But on one of the forgotten worlds, a boy is left behind, and he holds a talent unlike anything the galaxy has ever known. Thorn Stellers is a mage, trained to lead and fight. With a renegade division of warriors at his side, and with weapons far different from those of old Earth, Thorn has a chance at standing up to humanity's enemies.

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.

This volume contains books one and two of Exodus Ark, a thrilling new military sci-fi series from USA Today best-selling author J.N. Chaney.

Chase Weston never would have thought that being the bodyguard for an archaeologist could be so dangerous - even this archaeologist digging for the remains of an alien civilization on another planet. But everyone wants what Dr. Angel Cortez has found. Because beneath the dirt and stone, an ancient mystery lies, a secret history, and a warning of an implacable alien enemy. And if the warnings are true, then corporate mercenaries and Sea Dragon commandoes are the least of Chase’s worries.