Arriving home after a harrowing tour of duty on a hostile alien world, USC Sergeant Matt Reeves has just learned the enemy - an insidious humanoid species known as the Wraith - may be preparing to attack Earth again. With much of Earth still in ruins, and its military forces stretched beyond capacity fighting an interstellar war, there is no way mankind could survive another invasion. Enter The Emissary Program. Matt learns the USC have been secretly experimenting with time travel....

While training for a manned mission to Mars, Dr. Sophie Winston and her team of scientists find themselves cut off from the rest of the world. Trapped inside a biosphere deep within the confines of Cheyenne Mountain, Sophie and crew discover they are the survivors of a brutal alien invasion. But as they struggle to stay alive, they realize their safe haven is far from safe and that they must team up with other survivors around the world to defeat the aliens before it’s too late for humanity and the Earth.

Jon Ryan had lived long enough to know better. But with age does not automatically come wisdom. He has saved mankind many times. He even resurrected Earth and all its inhabitants from never-having-existed. But he's still haunted, and haunted people do crazy things.

The wall just didn’t look right. Alex has been trying to cope. Life after his deployment had been rough. His ex-wife thought he needed to stop disappointing their daughter. She was right. He would try harder. With six hours before his little girl’s fourth birthday party, he saw the anomaly. One wall was too short. Plenty of time to tear out a panel and look behind it. He found a brick wall. His house wasn’t made of brick. Behind that was another just like the first. He still had time. When the second wall came down, Alex stood and stared at the shining doorway.

After a rough break up, Wyatt moves to New York City, eager to prove himself while working on Wall Street. When he’s asked to visit the father of his ex-girlfriend, a billionaire tycoon, his fate is sealed. The revolutionary company, Nu-En, launches a radical innovation, an energy that will allow every person on the planet access to power. Only it doesn’t perform as anticipated. Harnessing the ocean has consequences, and highly dangerous creatures emerge from the depths. Soon, the Earth is fracturing, and the world will never be the same.

Mars and the Moon have been colonized, piracy runs rampant in the asteroid belts, and a thriving society grows in the depths of space. Humanity prepares to embark upon its greatest journey - the colonization of Alpha Centauri. Then, everything changes. A deep space reconnaissance probe discovers a new Earth-like planet 12 light-years from Earth’s sun. The probe also finds something unusual, something unnerving. A new mission is created, a space fleet is formed, and humanity embarks on unravelling the greatest mystery of all - the origins of life itself.

Charlie Travers figures his life can’t get much worse. He lives over a pizza restaurant, he’s lost his girlfriend, and has no prospects for a career. Then, he’s abducted by an alien robot and taken across the galaxy. When he wakes up, he finds himself stranded thousands of light-years away, and about to be killed by space pirates.

Jon Ryan was supposed to be dead. He wanted to be dead. But Jon wakes up in the far future with an alien burrowing in his chest for salvage. Someone was going to pay for this. Check that. Lots of people were going to pay for this. Jon was the first astronaut to download to an android host to find the population of doomed Earth a new home. But that was so long time ago. He is now literally lost in time.

As a teenager, Quinn Starkweather builds a computer program that accurately predicts world events. He has created a Nostradamus machine. While Quinn becomes very wealthy, the program predicts the world will be torn apart by financial inequity. The 99.9% will rise up against the billionaires in what is dubbed The Rage Wars. The world stands on the razor’s edge of disaster. With enough warning of the coming apocalypse, Quinn builds an ark in the desert—a self-sufficient domed city he calls Altor.

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.

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....

Jon Ryan is irreverent, cocky, funny, and walks with a swagger. The cocky fighter pilot turned astronaut is also Earth's only chance for survival. The planet Jupiter, thrown off orbit, will destroy Earth in less than a century. Jon volunteers for the most ambitious, desperate mission ever conceived: His consciousness must be transferred into an experimental android host, where he'll live an immortal - and lonely - life. Jon's only companion on his 50-year voyage is his ship's irritable AI.

Daniel Rice is a government science investigator whose specialty is solving seemingly intractable problems through scientific inquiry. But Daniel's intellectual strength is sorely tested by the bizarre realities he finds in the quantum world. Extra dimensions of space trap the unwary, probability replaces cause and effect, and time isn't what anyone imagined. The other side of the mirror is a place full of dangers, but it's also somewhere a dedicated scientist can uncover secrets that connect humans with something greater.

A chance encounter, on his last mission, sends him hurtling through space on the Unity exploration ship XES01. Surrounded by aliens, Zade must quickly learn to interact with the non-soldiers on the crew. As he tries to earn his place amongst the ship, Zade's combat prowess quickly earns him a spot as the security officer of the ship. A seat left vacant because of a fatal exchange between the former security officer and the wildlife of a far planet. As Zade begins living the adrenaline filled life of a space explorer, he has to ask himself some very important questions.

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

Arriving home after a harrowing tour of duty on a hostile alien world, USC Sergeant Matt Reeves has just learned the enemy - an insidious humanoid species known as the Wraith - may be preparing to attack Earth again. With much of Earth still in ruins, and its military forces stretched beyond capacity fighting an interstellar war, there is no way mankind could survive another invasion. Enter The Emissary Program. Matt learns the USC have been secretly experimenting with time travel....

Deep in the Afghan mountains, Sergeant Michael Pitcher discovers an object with powers that defy explanation. After interacting with it, he suffers a traumatic seizure and is flown home for evaluation. Cleared by the doctors, Michael goes home to his relieved wife, Josie. But he’s a changed man. The once-loving husband is now coldly withdrawn. When a team of scientists connected to Sergeant Pitcher vanishes without a trace, CIA agent Dean Ninemeyer comes to him for insight - only to find that the recovering soldier has also disappeared.

The Lords of Creation rule the Nine Worlds through its control of the ultra-advanced technology that has permitted the colonization of the entire solar System. More gods than men, the Lords of Creation have cheated Death itself. But although they rule the solar system with their god-like scientific knowledge, there are even more powerful forces to be feared lurking out in the dark depths of space. And when an unthinkably terrible enemy that rules a vast network of dead stars and planets comes to the Nine Worlds, it falls to them to stop it, though entire worlds may perish.

It’s hard to be a drunken idiot when the world keeps burning down around you. Cairn, the charming-yet-utterly-irresponsible heir to the Uskarrion throne, is all too happy to toss the crown aside. But an invasion, conspiracy, and rise of a terrifying villain result in his untimely death. Then, Cairn reawakens. It's a decade earlier, and he's in his childhood body. But he remembers everything...there's much to accomplish. First, however, he'd really love to stop himself from dying.

In a society where everyone's DNA determines their destiny, being a Natural means automatic relegation to the gritty and dangerous Outskirts. Born a Natural, Lee Urban was adopted into the Enhanced high society of the Asian Federation and forced to conceal her genetic roots. When her dream of attending Peking University becomes a reality, she is determined to go despite a warning from a mysterious source. Targeted by a hacker bent on exposing her true DNA, Urban faces off with an Artificial Intelligence Game that puts her—and her lies—to the test.