To the Kleese, the Earth is nothing more than a planet full of conscripts to fight in their numerous wars of aggression. The Kleese are one of three large Galactic Empires that control the majority of the galaxy. To them, Earth is an extremely dangerous planet due to the aggressiveness of the humanoid species that inhabits it. The humans that inhabit Earth will make excellent conscripts, but something must be done to prevent them from expanding out into the galaxy.

The battle at the galactic center had been a great victory for the Federation and the Alliance but at a tremendous cost. The Battleship Avenger and her fleets had vanished being drawn into a great white vortex at the moment of victory. For over four years, the mystery of what happened to the Avenger has haunted the Federation.

For over six years, the Lost Fleets have been trapped in the Triangulum Galaxy. Every day has been filled full of danger as the galaxy conquering Simulins search relentlessly for them. With the arrival of the Distant Horizon, a daring plan is made. A message drone will be sent back home to give them warning of the deadly danger the Lost Fleets are facing. A danger that will soon boil over into the home galaxy as well.

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....

Admiral Kurt Vickers is on fleet maneuvers in the Newton System when a heavily damaged Earth light cruiser appears. The captain tells a horrific story. Earth has been invaded, and the defensive fleets in orbit have been annihilated. For decades, humans have been exploring farther and farther away from Earth and Newton searching for signs of intelligent life. Now that intelligent life has found them, it comes as an invader.

The Confederation consists of the seven oldest races in known space. They control a vast section of the galaxy. All races in that part of the galaxy are subjects of the Confederation and forced to obey the Confederation’s laws. The Human Empire is well aware of the Confederation and has been careful not to intrude upon Confederation space. However, now the Confederation has decided the Human Empire has grown too large and needs to be brought under control of the seven races.

Disaster has struck the first Moon landing to be attempted in years. Commander Jason Strong and his fellow lunar explorer Greg Johnson have become stranded with no way home. In desperation, they set off in their lunar rover to check out an anomaly they discovered on their descent. What they find will shake their beliefs and what they know of human history. It is the beginning of an adventure that will take them far out into the Solar System and to a discovery that is beyond belief.

The Confederated Systems Alliance has spread to dozens of systems, creating the first true interstellar alliance dedicated to bringing peace and prosperity to all inhabited worlds. Unfortunately, some see this new alliance as a threat to their own seats of power, and would do anything to stop it. After a well deserved rest, Captain Nathan Scott is once again called into action. This time, it is not the fate of the galaxy that is on his shoulders, but the life of one of his dearest friends. But not all is as it appears.

Tag, an exceptional young human living in Central City on the planet Earth, tries to keep his powerful, one-of-a-kind skills undetected by leading an ordinary life and staying under the radar. But one day, on the way home from school, Tag's compassion leads him to make a decision that alters the course of his life - and history.

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

In the 23rd Century, the Superpowers of Earth vie for control of occupied space and the vast resources of the colony worlds. Darius Jax is a senior officer and hero of the Marine Corps, veteran of countless battles fought throughout occupied space. But once he was a raw private fighting his first battle on a planet so deadly, so hellish, its own occupants called it Tombstone. This is his story, before fame, before glory. The fighting on Tombstone is brutal and deadly, and Jax must find his inner strength if he is to survive.

The revelation that the human race is not alone has sent shockwaves throughout Earth's naval powers. Suddenly all eyes have turned to Haven. Thinking he has nothing to lose, Haven's First Councilor puts into motion a plan that threatens to turn star empire against star empire. As a result, Captain James Somerville finds himself thrown into the thick of battle once again. Yet not everyone in the Admiralty is enamored with his brash style of command. Return to Haven is the third novel in the Empire Rising military sci-fi series.

A short story set in the universe of James S. A. Corey's NYT best-selling Expanse series. Now a Prime Original series. This story will be available in the complete Expanse story collection, Memory’s Legion.

In the 25th century, humans have conquered space. The advent of faster-than-light travel has opened up hundreds of habitable planets for colonization, and humans have exploited the virtually limitless space and resources for hundreds of years with impunity. So complacent have they become with the overabundance that armed conflict is a thing of the past, and their machines of war are obsolete and decrepit. What would happen if they were suddenly threatened by a terrifying new enemy?

The first book of best-selling sci-fi author Jack Campbell’s new series Beyond the Frontier returns to find Captain John “Black Jack" Geary, the hero of the Lost Fleet series, awoken from cryogenic sleep to take command of the fleet. Geary’s legendary exploits have earned him the adoration of the people—and the enmity of politicians convinced that a living hero can be a very inconvenient thing.