Lieutenant Sam Bitka, US Naval Reserve, is getting used to civilian life when he is called back to active duty. Tensions between Earth and the alien Varoki are on the rise, and Sam is assigned as tactical officer aboard the deep space destroyer USS Puebla. Dispatched to the distant world of K'tok to protect human colonists, he wants nothing more than to serve out his active duty time and get back to his civilian life. But when the Varoki launch a crippling surprise attack against the Earth coalition fleet, Sam finds himself suddenly in command of the USS Puebla.

London 1888. His Majesty's airships troll the sky powered by antigrav liftwood as a cabal of Iron Lords tightens its hold on a Britain choked by the fumes of industry. Mars has been colonized, and clockwork assassins stalk the European corridors of power. And somewhere far to the east, the Old Man of the Mountains plots the end of the world with his Forever Engine. Enter Jack Fargo. Scholar. Former special forces operator in Afghanistan. A man from our own near future thrust back in time - or to wherever it is that this Brave Victorian World actually exists.

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.

Geary believed in the Alliance. Even when he uncovered overwhelming evidence that the highest echelons of the government and fleet command were involved in secret programs and prison camps, he believed it was worth saving. He believed his duty was to see that justice was served even though some factions feared that revealing the truth would cause the Alliance to crumble. But after narrowly surviving two assassination attempts when he brings evidence of the misdeeds to the capital star system, Geary realizes that some want to get rid of him.

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

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.

Centuries in the past, mankind fought a seemingly unbeatable adversary from sector to sector across the Spiral Arm until the war ground to a standstill and the Enemy withdrew. Believing that they had won, the citizens of the galaxy rebuilt. The Inner Worlds, which had escaped the worst of the war's ravages, became even more insular, while the Rim worlds adopted a free and easy way with law and order. Now, hundreds of years after their withdrawal, the Enemy is back - and this time they'll be satisfied with nothing less than the extinction of the galaxy.

The galaxy was once terrorized by the Sturm, a group of “species purists” intent on destroying any human with genetic or cybernetic enhancements. Fashioning themselves as the one true “Human Republic,” the Sturm cut a bloody swath across the stars, killing billions before finally being defeated and driven into the far reaches of Dark Space. Centuries of peace bred complacency. Everyone believed the Sturm had died out in the Dark. They were wrong.

Imperial Intelligence couldn't find them, the Imperial Fleet couldn't catch them, and local defenses couldn't stop them. It seemed the planet-wrecking pirates were invincible. But they made a big mistake when they raided ex-commando leader Alicia DeVries' quiet home/work, tortured and murdered her family, and then left her for dead. Alicia decided to turn "pirate" herself, and stole a cutting-edge AI ship from the empire to start her vendetta. Her fellow veterans think she's gone crazy, the Imperial Fleet has shoot-on-sight orders. And, of course, the pirates want her dead, too.

Crossover is the first novel in a series which follows the adventures of Cassandra Kresnov, an artificial person, or android, created by the League, one side of an interstellar war against the more powerful, conservative Federation. Cassandra is an experimental design - more intelligent, more creative, and far more dangerous than any that have preceded her. But with her intellect come questions, and a moral awakening. She deserts the League and heads incognito into the space of her former enemy, the Federation, in search of a new life.

The Star Kingdom's ally Erewhon is growing increasingly restive in the alliance because the new High Ridge regime ignores its needs. Add to that the longstanding problem of a slave labor planet controlled by hostile Mesans in Erewhon's stellar back yard, a problem which High Ridge also ignores.

Lynn Raven may be the boss master of WarMonger 2050 with her online persona of "Larry the Snake", but when the CEO of Tsunami Entertainment personally asks her, as a favor, to beta test a new augmented-reality game, she has to face her greatest fear: going outside and dealing with, ugh, people.

Hank is a thug. He knows he's a thug. He has no problem with that realization. In his view the galaxy has given him a gift: a mutation that allows him to withstand great deals of physical trauma. He puts his abilities to the best use possible and that isn't by being a scientist. Besides, the space station Belvaille doesn't need scientists. It is not, generally, a thinking person's locale. It is the remotest habitation in the entire Colmarian Confederation. There is literally no reason to be there.

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.

Lennox Perry is every crime lord’s worst nightmare. A member of the famed and prestigious Galactic Rangers, Lennox is charged with keeping the peace in a galaxy that is increasingly torn with tension. He's never failed to put the bad guys away, but his reckless, devil-may-care ways have earned him the wrath of his commanding officers. And yet, a grave threat to galaxy has the brass so scared, they willingly unleash him to find the answers. It’s up to Lennox and Anna—his distractingly beautiful partner—to uncover a hidden threat behind a series of domestic bombings that continue to escalate.

Crossover is the first novel in a series which follows the adventures of Cassandra Kresnov, an artificial person, or android, created by the League, one side of an interstellar war against the more powerful, conservative Federation. Cassandra is an experimental design - more intelligent, more creative, and far more dangerous than any that have preceded her. But with her intellect come questions, and a moral awakening. She deserts the League and heads incognito into the space of her former enemy, the Federation, in search of a new life.

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.

The West has been devastated by epidemics, bio-terrorism, war, and famine. Asia has shut its borders to keep the threats at bay, and some with power and influence have already abandoned Earth. Now an escape route a century in the making - the Nomad mission - finally offers hope to a small town and a secret research centre hidden in a rural American backwater. Shrouded in lies and concealed even from the research centre's staff, Nomad is about to fulfil its long-dead founder's vision of preserving the best of humanity to forge a new future. But who decides who's worthy?

Once, Jackson Rook was a war hero. Raised from boyhood to pilot an exosuit mech, he’d fought gallantly for the rebellion against the Collectivists. But that was a long time ago, on a world very far away. Now, Jackson Rook is a criminal, a smuggler on board the Multipurpose Supply Vehicle Tar Heel. His latest mission: steal a top-of-the-line mech called the Citadel and deliver it to the far-flung planet Swindle, a world so hostile even the air will kill you. The client: a man known only as the Warlord.

On the fringes of human space, a murder will light a fuse and send two rebels on a planetary scale collision course. This audiobook box set contains the first three books of the Opus X sci-fi series from Michael Anderle: Obsidian Detective, Shattered Truth, and Investigating Deceit. Jia lives on Earth, where peace is a given. Erik is on society’s frontier, where authority depends on how much firepower you wield. She is from the powerful, the elite. He is with the military. Both want the truth—but is revealing it good for humanity?

Maira Kanhai has had enough: Since the Green Poison epidemic hit DC, her cybersecurity degree is worthless, she can’t rejoin the US Navy, and her early efforts to secure Maryland led to a costly mistake: the death of her brother. Every day new factions emerge, trying to burn her city to the ground - until the Division emerges, inspiring hope. When a grenade kills one of their agents, Maira suddenly has a chance to make a real difference as a raw new Division recruit...if she can pass the tests and overcome the enemies plotting to permanently eliminate the Division once and for all.

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.

The plot by the Galactic Union’s Mercenary Guild against the Four Horsemen has culminated in an invasion of Earth. Faced with an overwhelming force, the human mercs had no choice. They’ve fled, leaving Sansar Enkh to go to the Mercenary Guild headquarters on Capital Planet to stand trial for humanity. On the run, Jim Cartwright and Nigel Shirazi have travelled to the Winged Hussars’ secret base of New Warsaw, in an effort to convince Alexis Cromwell to join the fight, while the other mercenaries who escaped the fall of Earth have gone to the perceived safe haven of Karma.

A thousand years ago, an alien invasion set humanity back to the Iron Age. Slowly, we recovered, colonizing the Solar System in peace. And discovered that an unknown force is stopping us from exploring any farther. But before the cause can be discovered, a slow-burning conspiracy threatens to explode into System-wide war. With enemies at home and in the darkness beyond, a team of unlikely heroes-a janitor, a mercenary, an asteroid miner, and a pirate-are the only ones who can avert a second apocalypse. This set includes the first three books of the newly-finished REBEL STARS series.

Dominic Moretti was dealing with a lot of issues. Life hadn’t been easy since returning home from Afghanistan. His marriage was on the rocks, his sports betting was out of control, and he was hanging out with the wrong cronies in Manhattan’s Little Italy - just another war hero who couldn’t piece his life back together in the real world. Also, there was that strange, annoying feeling that he was being watched.... Humankind was indeed being evaluated, by the highly advanced Khantam Lom, an alien species in control of much of the galaxy.

Logan Conner is the son of a king, the heir to the largest of the five star-dominions, and the best mech pilot in the galaxy. His people are plagued by pirates and raiders, surrounded by enemies, and not even his father can fight them all. Logan gives up his position, his rank, even his name, and becomes Jonathan Slaughter, leader of a rough-and-ready band of mercenary mech-jocks bent on taking the battle to the enemy on their own terms.

Earth. After the invasion. The planet is in ruins. Humankind struggles to survive. Hayden is a Sheriff in a world without law. A good man in a world gone bad. He knows the fallout of an alien attack when he sees it. He's never seen anything like this before. Isaac is a Marine in a world without order. A good man with troubles of his own. His mission was to protect the innocent, including his son. Instead, he's the only survivor.

When a viral apocalypse kills 97 percent of the people on the planet, the survivors' humanity is hanging by a thread. Amid the leftovers of civilization, ex-Army Ranger Jason Larsen is reminded of the meaning of hope, family, and loyalty by a dog and a young boy who are as alone as he is. The survivors he seems to collect become family, and that is very bad news for those who think they run the apocalypse.

Doctor Benjamin Schröder was far from a man of action. In fact, he was a history teacher - chairman of the Castle Rock University history department - and if his life wasn't perfect, it was close. Until, that is the discussion of his star student Elzbietá Abramowski's dissertation on Operation Oz, the Pacific Allies' invasion of Vladivostok, was brutally interrupted. The psychotic episode that turned his entire world upside down struck with absolutely no warning, and it was more terrifying than anything he should have been able to imagine.

The first book in an action–packed new SF adventure series. Vulcan is a factory planet, centuries old, Company run, ugly as sin, and unfeeling as death. Vulcan breeds just two types of native: complacent or tough. Sten is tough. When his family is killed in a mysterious accident, Sten rebels, harassing the Company from the metal world’s endless maze-like warrens. He could end up just another burnt–out Delinquent. But people like Sten never give up.