Twenty-seven years is a long time unless you are trying to save the world. Nick was enjoying a late fall day, happily skipping his English class, when he was interrupted by a little silver ball. A ball that not only spoke, but claimed to be an alien artificial intelligence sent to warn humanity that a xenophobic alien race was on its way to wipe out every man, woman, and child on the Earth. The catch: They would arrive in 27 years.

Zac was alone in the middle of the forest when the world changed... The whole planet was introduced to the multiverse by an unfeeling System... or God. A universe where an endless number of races and civilizations fought for power and dominion. Zac finds himself stuck in the wilderness surrounded by deadly beasts, demons, and worse. Alone, lost and without answers, he must find the means to survive and get stronger in this new cut-throat reality.

It was a day like any other when suddenly the world changed. The universe reached a threshold humanity didn’t even know existed, and it was time to finally be integrated into the vast multiverse. A place where power is the only thing anyone can truly rely on.

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.

In the 20th century Earth sent probes, transmissions, and welcoming messages to the stars. Unfortunately, someone noticed. The Galactics arrived with their battle fleet in 2052. Rather than being exterminated under a barrage of hell-burners, Earth joined their vast Empire. Swearing allegiance to our distant alien overlords wasn't the only requirement for survival. We also had to have something of value to trade, something that neighboring planets would pay their hard-earned credits to buy. As most of the local worlds were too civilized to have a proper army, the only valuable service Earth could provide came in the form of soldiers....

Reidon Ward will become a god. He doesn't know it yet, of course. Reidon was born weak, sickly, and small. Afflicted with a painful disease and abandoned by his parents because of it, he has had to fight tooth and nail for every minor advantage life has allowed him. However, his perseverance has not gone unnoticed, and when the most powerful artificial intelligence in human history takes an interest in him, things began to change quickly.

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.

Two centuries after the Confederation staved off an invasion by the robotic Locusts, Captain Jack Romanoff faces mandatory retirement from an ever-shrinking navy. Actions speak louder than words. The Confederation doesn’t think the Locusts are coming back. But what if the politicians are wrong?

Fight, survive, adapt, and rely only on yourself. That is Derek’s creed and what's got him through the System Integration on Earth. Everything changed when the System came. Cute bunnies and beautiful butterflies became savage killing machines. Then the Invaders arrived with a single goal: to obtain ownership of this new habitable planet. War has raged ever since. None of this mattered much to Derek, aside from making living a little more perilous.

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.

Don't miss the start of this LitRPG adventure about a reincarnated necromancer growing in power and finding his way in a new world where the rules have changed vastly since he last "lived".

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.

Out of the blue, a young Space Fleet officer's dream becomes reality: He's made captain of a starship. Just in time for the return of humanity's most terrible enemy, after 50 years of peace. To survive against this enemy, Captain Tad Thatcher will have to do more than learn how to become an effective commander, or how to wrangle his wayward crew. He will need to reinvent space combat. From scratch.

Few know the warship’s actual name. But everyone has heard the rumors. The PUV James Keeling can do something no other vessel in existence can do—slip into another dimension, travel undetected, then re-emerge onto our plane and surprise enemy targets. But the thing that makes the Crypt unique also makes it a nightmare for those onboard; interdimensional travel causes hallucinations, violent behavior, and psychotic breakdowns. Keeling could be the Union’s greatest weapon, a game-changing asset that can defeat the bloodthirsty zealots of the Purist Nation, the Union’s mortal enemy.

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.

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.

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.

As a sci-fi author with a hit TV show, I have a few ideas about what alien invaders are supposed to look like. In my stories, they’re technologically advanced monsters, with tentacles, and no faces. Turns out I was right about the technology. And about how angry they’d be. But the way they look…that’s more terrifying than even I could have imagined. They look exactly like us. Because they are us.

Ragnar Beck only wanted one thing out of a life - the chance to soldier. In a war for the survival of the last continent untouched by the invader, Beck finally gets his shot to prove he’s a combat warrior. As the battle unfolds and the only choice is to fight to the bitter end, he performs like the soldier he was raised to be, leaving no enemy standing on the last battleground he’ll ever see. Or is it?

Two hundred years ago, aliens invaded Earth. A violent war followed. The enemy won. Some of us escaped, most of us didn’t. On Proxima they flourished - the invasion forgotten. On Earth we floundered - the horror began. Their world is advanced, peaceful, and secure. Our world is broken, savage, and overrun. A new invasion is coming. A hunger that has swallowed half the universe. They don’t care which planet we live on. They want to end us all. But where there is life, there is hope. And where there is hope, there are heroes. This time, vengeance will be ours.

Caleb is a former Marine Raider and commander of the Vultures, a search and rescue team that's spent the last two years pulling high-value targets out of alien-ravaged cities and shipping them off-world. When his new orders call for him to join 40,000 survivors aboard the last starship out, he thinks his days of fighting are over. The Deliverance represents a fresh start and a chance to leave the war behind for good. Except the war won't be as easy to escape as he thought.

This bundle edition collects the first three audiobooks in the Superdreadnought series, an action-packed, high-stakes military sci-fi space-opera epic.

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.

Imprisoned for a murder he didn't commit, Kaiden's only hope of early release is in serving as a Warden in the game-world of Nova Online. Playing as a unique class while surrounded by aliens, pirates and warring guilds, he and his squad are tasked with protecting new players and enforcing the rule of law. But Kaiden has other ideas; he is intent on proving his innocence. The keys to his freedom lie hidden in the game's seedy underbelly. And as he'll soon discover, the bloody trail that led to his arrest is more twisted than he could have ever imagined.

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.

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.

In the wilds of a jungle planet, the Legion fights in brutal combat as Republic marines fly their SLICS from one tragedy to the next. H292, a repurposed warbot, shows the heart of a hero as he wades into the battle not to destroy - but to save.

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?

The Hundred Worlds have withstood invasion by the relentless Hok for decades. The human worlds are strong, but the Hok have the resources of a thousand planets behind them, and their fleets attack in endless waves. The long war has transformed the Hundred Worlds into heavily fortified star systems. Their economies are geared for military output, and they raise specialized soldiers to save our species. Assault Captain Derek Straker is one such man among many.

The world isn't what it used to be after the first apocalypse. Scourge roam the desolate wasteland, preying on whoever dares set foot outside the few remaining Megapolis. While enforcing tax from the local province, Raiden and the Mercenary Union's cultivator team come face to face with the latest the Scourge could throw at them: monstrosities far beyond their capabilities. Surviving an onslaught they shouldn't have, the small group manages to find their way home, only to get caught up in a decades-old political play for power.

Michael Wallace presents the first book in his Alliance Trilogy.

ONE SHIP. ONE DISCOVERY. NO GOING BACK. Overseeing a mining operation in the middle of nowhere on a warship with more bark than bite, Captain Frank Olsen has a problem. A chance discovery has suddenly thrown his dig into the galactic spotlight and every power in the region, both friend and foe, is descending on Olsen's location. It's soon clear that what they've found isn't just a curiosity. It's something far more sinister. As Olsen struggles to hold the line, a new alien race appears and the balance of power in the galaxy begins to shift. With time running out and help light-years away, ...

When war comes, the Earth is not ready. An immortals war arrives, the only warning a flash of light and energy 660 million kilometers away. A curiosity, passed off to NASA and tucked away in a note to be ignored. Only the flash of light is not the end, it is the beginning. Admiral Zachary Quinn is about to have a very bad day, and he is not alone. The war is here. Our response must be fast, it must be sure, and it must be victorious. Who wants to live forever?

From bestselling author Saxon Andrew comes a story about all the things that make us human. Angle Barrett decides to buy a broken spaceship as a monument to his deceased wife. He had no idea that purchase would lead to repercussions that would shake the foundations of all the civilizations in the galaxy. All he wanted was to live in peace until he joined his wife. Instead, he is targeted by the most powerful civilization in the galaxy, and they will do anything to prevent a secret from coming out, even if it means destroying Earth in the process. A Warship Named Sky-A Hero's Story is a ...

Captain John Nathan Duggan and his crew are given a mission - find the missing ESS Crimson and bring it home. Little does Duggan realize, this is no ordinary mission. As he struggles against enemies both within and without, he desperately tries to unlock the mystery surrounding the Crimson's disappearance and the unknown weapons it carries. He soon discovers the missing warship might be the only hope for salvation that mankind has left. When everything is veiled in secrecy nothing is easy, as Duggan is about to find out.

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.

The Ship fled a dying Earth to save the human race. Launched as the last gasp of humanity, the Ship set out to preserve the species by seeding the universe with one billion colonists. Generations of crew, trained to be either flight or marines, have spent 5,000 years protecting the Ship and its civilian cargo from the constant threat of alien violence. Fifteen-year-old Zax has always had trouble fitting in with the other cadets, but he's finally on the cusp of attaining his dream and gaining entrance to the Pilot Academy.

Two decades of bitter war between Earth and her furthest colonies is finally at an end. Captain Lee Saito's massive new starship is sent to seal the uneasy truce. But a series of terrorist attacks on Earth and the mysterious acts of a strange cult threaten to derail the fragile peace. When the mission goes awry, Saito must try to salvage what he can in deep space while his estranged son must navigate a conspiracy back on Earth that could implicate the highest levels of government.

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.

A Rain of Fire: The dark forces of the Neo Hegemony strike, sweeping across the worlds of the Arcadian sector and crushing all in their path. One system stands against the onslaught: the Kingdom of New Avalon. But the men and women of their expeditionary forces are trapped behind enemy lines on a besieged planet. This box set also features Titan's Vengeance and A Relentless Fury.