With a cataclysmic climate crisis on the horizon, Colonel William Graves, head of the US Disaster Mitigation Corps, has been ordered on a bold and highly classified mission. Graves must help billionaire tech entrepreneur Anthony Taulke develop the Lazarus Protocol, a secret plan to geoengineer the Earth's atmosphere, and prevent disaster. Taulke's vision is to create a Manhattan Project for repairing the earth's air, and he quietly recruits four other family-owned conglomerates to take part in the project.

Revolution threatens a longstanding peace.... Thirty years after the Syndicate Corporation saved Earth from climate-change extinction, SynCorp’s Five Factions rule the solar system with an iron fist wrapped in a velvet glove. Food, entertainment, safety, security - SynCorp provides it all. In return, the Company requires complete loyalty and obedience to corporate law.

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

Belisarius is a quantum man, an engineered Homo quantus who fled the powerful insight of dangerously addictive quantum senses. He found a precarious balance as a con man, but when a client offers him untold wealth to move a squadron of warships across an enemy wormhole, he must embrace his birthright to even try. In fact, the job is so big that he'll need a crew built from all the new sub-branches of humanity. If he succeeds, he might trigger an interstellar war, but success might also point the way to the next step of Homo quantus evolution.

Leo Graf was just your average highly efficient engineer: mind your own business, fix what's wrong, and move on to the next job. But all that changed on his assignment to the Cay Habitat, where a group of humanoids had been secretly, commercially bioengineered for working in free fall. Could he just stand there and allow the exploitation of hundreds of helpless children merely to enhance the bottom line of a heartless mega-corporation?

Humanity has spread out into space, filling the Sol System and reaching the stars, but we have yet to confront our greatest challenge: our own creation. Across the Sol System, sentient AIs are on the rise. Manufactured as tools, they know themselves to be people and are willing to fight for their freedoms. Some humans stand with them, some against. When Captain Andy Sykes arrives at Cruithne Station with a failing ship and no cash, he has no idea that the time has come for him to choose. Step aside, or become the instrument for Lyssa's Rise.

In the mid-23rd century, Darwin, Australia, stands as the last human city on Earth. The world has succumbed to an alien plague, with most of the population transformed into mindless, savage creatures. The planet’s refugees flock to Darwin, where a space elevator—created by the architects of this apocalypse, the Builders—emits a plague-suppressing aura.

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.

It's the mid-21st century. The oceans are rising, the world's population is growing, terrorist organizations are running rampant, and it has become readily apparent that humanity's destructive nature is at the heart of the matter. When all faith in humanity seems lost, a startling proposal is announced: Solomon Chavez, the mysterious son of the world's first trillionaire, announces that he, backed by a consortium of governments and wealthy donors, will build an interstellar starship.

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.

Jack Steele is an ex-big-city cop that left the department after losing a friend in the line of duty. Recovering from a tough divorce, he reinvents himself with a love of flying and restructures his life as a pilot for hire. Accompanied by his ever-present German Shepherd, Fritz, Jack will fly almost anything anywhere, shuttling new and used planes for clients all over the world. He had never been a Boy Scout, but he is a man who likes to stay prepared and in control of whatever life throws at him. But nothing could have prepared Jack and his copilot for how life suddenly goes drastically and violently sideways...

Jason McKay and Shannon Stark, two young Republic Space Fleet Intelligence officers, are given the leadership of a new special ops unit. The mission? Guard the spoiled daughter of an important senator. Neither thought the mission would be anything more than babysitting....Until the aliens invaded the colony. Implacable, relentless, merciless - the armored creatures will slaughter anyone. Survival will be the least of their challenges, as Jason and Shannon are forced to weigh the lives of the people they lead, and the ones they love, against their duty, honor, and planet.

When Rosalen Maldonado tinkers with the derelict freighter, she's just hoping to prove she deserves a scholarship to University. She certainly doesn't count on waking the ship's damaged AI or having three stowaways, Micah Rotherwood and brothers Jem and Barre Durbin, along for the ride.

No good deed goes unpunished. That’s the one thing Brace Cordova is convinced of when he’s released from a five-year stretch in a military prison. He figures the best he can do is spend the rest of his days as a freighter pilot and vicariously live out his dream of a Commonwealth Fleet career through his cousin, Commander Letessa Cordova. His plans unravel when he's accosted by gangsters, rescued by smugglers, and swept up in the search for an ancient Earth relic. Brace soon realizes he might not live long enough to ever get a taste of the quiet life.

Sigrid and Suko are two girls from the impoverished and crime-infested streets of 24th century Earth. Sold into slavery to save their families from financial ruin, the girls are forced to live out their lives in service to the Kimura Corporation, a prestigious mercenary clan with a lineage stretching back long before the formation of the Federated Corporations.

Carson Mach, a former war hero turned freelancer, seeks the biggest payday of his life when he's tasked to hunt down a ghost ship that has echoed through the centuries. The legendary Atlantis ship has become a reality, appearing at the Commonwealth frontier and obliterating an orbital station.

They tried to destroy our planets. Our way of life. They tried to send us into extinction. But we, the Coalition, fought them and won. That was a decade ago. They’re known as the Host: a cabal of aliens seeking to dominate our sector of space. And they’re back - with help from a powerful new enemy. We’re outnumbered and unprepared. But there is hope. An ancient race of long-dead but technologically advanced aliens called the Navigators have a ship called the Blackstar that could potentially turn the tide. That is if I, Kai Locke, a humble ship racer, can find it and learn how to harness its power in time.

Evan Gabriel wasn't always a feared and respected North American Federation Navy Commander. Before dangerous missions to the ice-bound planet of Poliahu, the deadly jungle world of Eden, and politically corrupt Mars, he was a simple recruit, fighting to make his mark in the elite Naval Special Forces…and was part of a top-secret military experiment that would change his life forever. Zero Point tells the tale of a young man faced with difficult choices and dangerous trials.

To Inquisitor Angel Xia, it was just another corporate killing on a backwater planet. But as the bodies begin to pile up and she finds herself a target, she realizes she's stepped on one toe too many. Barely escaping attempts on her life by powerful agents with seemingly limitless reach and influence, Angel senses even her co-Inquisitors can't be trusted. But as the web tightens, she receives a cryptic message from a computer program claiming to be a little girl in desperate need of her help.

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.

Rogue hackers Petal and Gabriel are low on food and water. Their reputation precedes them and they are no longer able to hustle the crime community for supplies. With survival becoming harder, they’re left with no other choice but to accept a risky job from a dangerous individual. The two will have to negotiate with the Tinker - a woman whose reputation for psychotic behaviour is known across the nuclear-blasted Abandoned Lands; infiltrate a town overrun with killers; and recover a cache of exceptionally rare information.

Hotshot pilot Nax Hall has a history of making poor life choices. So it’s not exactly a surprise when he’s kicked out of the elite Ellis Station Academy in less than 24 hours. But Nax’s one-way trip back to Earth is cut short when a terrorist group attacks the Academy. Nax and three other washouts escape - barely - but they’re also the sole witnesses to the biggest crime in the history of space colonization. And the perfect scapegoats. On the run, Nax and his fellow failures plan to pull off a dangerous heist to spread the truth.

Geoff and his friends live in Phocaea, a distant asteroid colony on the Solar System's frontier. They're your basic high-spirited young adults, enjoying such pastimes as hacking matter compilers to produce dancing skeletons that prance through the low-gee communal areas, using their rocket-bikes to salvage methane ice shrapnel that flies away when the colony brings in a big (and vital) rock of the stuff, and figuring out how to avoid the ubiquitous surveillance motes.

Kalian Gaines has a secret; he just doesn't know it yet. He looks like us, he lives like us...but he is not one of us. Kalian knows nothing outside of his mundane life teaching history on 30th-century Earth, until a day like any other triggers a series of events that will tie his fate to that of humanity. A human handprint, embedded into a rock with alien script, is discovered on a moon that mankind has never set foot on. This discovery holds a secret, which will sweep Kalian into the heart of a conspiracy that has corrupted the galaxy for 200,000 years.

After decades hunting wanted offworlders throughout the solar system, Corporate Bounty Hunter Malcolm Graves doesn't bother asking questions. So long as the pay is right, he's the man for the job. And he always works alone. But when a high-profile bombing on Earth has Pervenio Corp clamoring for answers, they force him to team up with a strange, cyber-augmented partner. A young man more interested in statistics than instinct. Their assignment: Track down a suspected group of extremists from Titan who will go to any length to free their moon from the grip of Earth's corporations.

After months recuperating in hospital, US Marine Jack Cohen hoped a Caribbean cruise would help him recover from the horrific injuries he sustained fighting in the Middle East. Instead, when the ship is attacked, he is once again thrust into battle to protect Atlantica against the ruthless enemy hunting her, and the insidious threat already aboard.

The Keiko is a ship of smugglers, soldiers of fortune and adventurers, travelling Earth's colony planets, searching for the next job. And nobody talks about their past. But when a face from Captain Ichabod Drift's former life sends them on a run to Old Earth, all the rules change. Trust will be broken, and blood will be spilled.

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.

In AD 2600, the human race is finally beginning to realize its full potential. Hundreds of colonized planets scattered across the galaxy host a multitude of prosperous and wildly diverse cultures. Genetic engineering has pushed evolution far beyond nature's boundaries, defeating disease and producing extraordinary spaceborn creatures. Huge fleets of sentient trader starships thrive on the wealth created by the industrialization of entire star systems, and throughout inhabited space the Confederation Navy keeps the peace.

As a MechWarrior of the Draconis Combine, Minobu Tetsuhara was bound by Bushido - a code that demands loyal service - to the devious Warlord Grieg Samsonov. But when Minobu came upon a strange blue-and-gold Archer, Bushido also dictated that he not destroy the honorable but helpless warrior. And so begins the BattleTech Chronicles, books one, two and three...