Earth builds her first war fleet! The greatest warships ever constructed in known space rise up one by one, soon dominating our skies. They strike fear into the hearts of every citizen and rebel colonist alike. Captain William Sparhawk, the very man who convinced the secretive Council to build this terrifying fleet, now has doubts about the project. What is their exact mission? How could anyone have built these huge ships so quickly? And, most puzzling of all, what's happening out at the isolated laboratory complex on Phobos, Mars' lopsided moon?

There's a reason We Are Legion was named Audible's Best Science Fiction Book of 2016: Its irresistibly irreverent wit! Bob Johansson has just sold his software company for a small fortune and is looking forward to a life of leisure. The first item on his to-do list: Spending his newfound windfall. On an urge to splurge, he signs up to have his head cryogenically preserved in case of death. Then he gets himself killed crossing the street. Waking up 117 years later, Bob discovers his mind has been uploaded into a sentient space probe with the ability to replicate itself.

The alien race known as the Ancients vanished before Earth's last ice age - but not before building interconnected rings that form a highway system across the galaxy. Humanity has used these rings for years but has never figured out how to build its own, or even how to alter the connection pattern. Now, the Imperial starship Pandora is on a mission to discover and explore new interstellar connection points. While on Venus, an unexpected guest arrives - Marvin, a rogue robot who puts his strange mind to work on reconnecting the rings into a new pattern. Everything goes haywire.

The Skaintz Imperium was eradicated from the backwater planet of Garm, but at great cost. The population of the world was decimated within weeks, and Garm will never be the same. At least humanity can breathe easily knowing that the mysterious aliens are all dead.... But are they? Using their natural form of communication, Skaintz radio signals did chirrup and click, however briefly. Transmissions in their ancient language now spread at the speed of light in a growing sphere.

They hunt us. They bomb our worlds for target practice. A star cluster in the constellation of Orion rotates once every thousand years. Those who rule there have an ancient tradition: When each cycle ends, they train their fleets by spilling the blood of lesser beings. The enemy fleets are coming again. In response, the Rebel Worlds gather their starships to face the terrifying threat, and this time humanity is asked to stand with them.

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.

Seventy years ago, the interstellar supercarrier Ark Royal was the pride of the Royal Navy. But now, her weapons are outdated and her solid-state armour nothing more than a burden on her colossal hull. She floats in permanent orbit near Earth, a dumping ground for the officers and crew the Royal Navy wishes to keep out of the public eye. But when a deadly alien threat appears, the modern starships built by humanity are no match for the powerful alien weapons.

Two centuries after humanity colonized the stars, new dangers emerge. The peaceful inhabitants of the Conclave are threatened by expanding alien powers. Invaders threaten the star cluster, attacking our fringe settlements. Captain Bill Gorman has mysteriously disappeared. His clone, set aside for a dark day like this, awakens and begins to put together the pieces. What’s gone wrong out on the frontier? Why are our colonies being attacked by aliens while the Conclave worlds dream of better days? And what happened to the original Captain Gorman?

When humanity reaches for the stars, our probes are destroyed. They crash into an incredibly advanced piece of technology: a massive force-field. Unknown beings have placed a barrier around our star and planets, enclosing us within. We’re locked inside a Great Sphere. Was this invisible obstacle built to imprison us - or to protect us? No one knows the truth, but it soon becomes clear the barrier has leaks. Aliens infiltrate and try to sabotage our efforts to escape our cage.

The Federation has endured for hundreds of years, but now it is dying, killed by the corruption and decadence of the Senate and the rising power of military warlords. The shipping lanes are coming apart, the colonists are revolting, and outside forces are pressing against undefended borders. Now, as one warlord makes a bid for supreme power, the entire edifice is on the verge of falling apart.

The authority of the Syndicate Worlds’ government is crumbling. Civil war and rebellion are breaking out in many star systems, despite the Syndic government’s brutal attempts to suppress disorder. Midway is one of those star systems, and leaders there must decide whether to remain loyal to the old order or fight for something new.

Earth is no longer the center of the universe. After the invention of the faster-than-light jump drive, humanity is rapidly establishing new colonies. But the vast distances of space mean that the old order of protection and interstellar law offered by Earth has ceased to exist. When a nearby world attacks, the new colony of Glenlyon turns to Robert Geary, a young former junior fleet officer, and Mele Darcy, a onetime enlisted marine.

The Great Network is a place of drones and androids, maintenance spiders and Station Angels. The place of the thousand gates, where sentient trains crisscross the galaxy in a heartbeat. Zen Starling is a petty thief from Thunder City. So when mysterious stranger Raven sends Zen on a mission to infiltrate the emperor's train, he jumps at the chance to cross the galaxy in a heartbeat. But the Great Network is a dangerous place....

The year is 2650. Seventy-five years ago, an alien fleet attacked Earth. Without warning. Without mercy. We were not prepared. Hundreds of millions perished. Dozens of cities burned. We nearly lost everything. Then the aliens abruptly left. We rebuilt. We armed ourselves. We swore: never again. But the aliens never came back. Until now. With overwhelming force the aliens have returned, striking deep into our territory, sending Earth into a panic.

One thousand years after Earth was destroyed in an unprovoked attack, humanity has emerged victorious from a series of terrible wars to assure its place in the galaxy. But during celebrations on humanity’s new Homeworld, the legendary Captain Pantillo of the battle carrier Phoenix is court-martialed then killed, and his deputy, Lieutenant Commander Erik Debogande, the heir to humanity’s most powerful industrial family, is framed with his murder.