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.

An explorer tug captain, Alex Racine detects a damaged alien craft drifting into the system. Recognizing a once-in-a-lifetime opportunity to make first contact, Alex pulls off a daring maneuver to latch on to the derelict. Alex discovers the ship was attacked by an unknown craft, the first of its kind ever encountered. The mysterious silver ship's attack was both instant and deadly.

It's the year 2277. For 50 years, Earth has received mysterious data transmissions from random locations in deep space. The streams include advanced technology, allowing humans to achieve faster-than-light travel virtually overnight. As we prepare to take our first tentative steps into interstellar space, we know almost nothing about our alien benefactors, and their motivations remain unexplained.

When aliens trundled a gate to other worlds into the solar system, the world reacted with awe, hope and fear. But the first aliens to come through, the Glatun, were peaceful traders and the world breathed a sigh of relief.

What lies on the dark side of the moon could change the course of humanity forever. When a Chinese rover discovers an alien technology on the dark side of the moon, it is up to Richard "Rock" Crandon and his NASA team of scientists and engineers to devise a way to return before the Chinese and Russians. Forced to deal with bureaucratic oversight and a complex team of personalities, Rock Crandon pushes his team to their limits.

The Tyrell are a race that love to fight. The more difficult the fight, the better they like it. Every race they find is given the same level of technology and a specific amount of time to exploit it before the Tyrell come back looking for a fight. Humanity is warned by another alien species that the Tyrell are coming, and the race is on to build an Alliance of races strong enough to stand up against an empire whose expansion has been relentless.

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.

During a nearly 40-year career in the United States Army, Hugh Shelton has been known as a straight shooter - when he speaks he means what he says. Whether serving under a Democratic president or a Republican president, whether in a war that was popular at home or not, Hugh Shelton gave all he had, and asked nothing less of the men and women who worked for him. Politically independent, Shelton told the truth - not what his superiors wanted to hear.

Earth is conquered. Sol is lost. One ship is tasked to free them. One Captain to save them all. When an alien armada destroys the United Earth Space Force and takes control of the human homeworld, newly reinstated Captain Annette Bond must take her experimental hyperspace cruiser Tornado into exile as Terra's only interstellar privateer. She has inferior technology, crude maps, and no concept of her enemy, but the seedy underbelly of galactic society welcomes her so long as she has prizes to sell and money to spend.

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?

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.

The last reward Kira Demirci expected for heroism in a time of war was to spend the rest of her life dodging assassins - but when her government betrays her as part of their surrender, she and her comrades flee the star system of Apollo to the edge of civilized space. The Syntactic Cluster is disorganized, disunified, and in desperate need of the nova fighters Kira smuggled out of Apollo with her. With an entire squadron supposed to follow in her wake, it falls to her to build a new home for her comrades.

The date is 1966 of the Galactic Era, almost three thousand years from now, and the Republic, created by the human race - but not yet dominated by it - finds itself in an all-out war. They stand against the Teroni Federation, an alliance of races that resent Man's growing military and economic power. The main battles are taking place in the Spiral Arm and toward the Core. But far out on the Rim, the Theodore Roosevelt is one of three ships charged with protecting the Phoenix Cluster.

Growing up, Travis Uriah Long yearned for order and discipline in his life...he two things his neglectful mother couldn’t or wouldn’t provide. So when Travis enlisted in the Royal Manticoran Navy, he thought he’d finally found the structure he’d always wanted so desperately. But life in the RMN isn’t exactly what he expected. Boot camp is rough and frustrating; his first ship assignment lax and disorderly; and with the Star Kingdom of Manticore still recovering from a devastating plague, the Navy is possibly on the edge of budgetary extinction.

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.