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.

Dr. Tyson Klein is a quantum physicist who has dedicated his entire life to his research. At CERN, he analyses data generated by the Large Hadron Collider, the world's biggest and most powerful particle accelerator. Now, Ty believes he's found a pattern in its output. It looks like an organised data stream, being broadcast over what he calls a quantum radio. Could it be a signal from another universe? A message sent from the future? Or something else entirely?

My name is Kazimir Wolfe. People call me "Kaz", except they don’t. I never use my real name; it’s too dangerous, for me and for anyone I meet. I’m on the run from the law, who think I killed my aunt, and from whoever did kill her, because they want to finish the job. So, I move around a lot, working construction or whatever job I can find. It’s a lonely life. I don’t let anyone get close...people who get close to me end up dead. Why? I’m a wizard. The world’s only wizard, as far as I know.

Darrow is a Red, a member of the lowest caste in the color-coded society of the future. Like his fellow Reds, he works all day, believing that he and his people are making the surface of Mars livable for future generations. Yet he spends his life willingly, knowing that his blood and sweat will one day result in a better world for his children. But Darrow and his kind have been betrayed. Soon he discovers that humanity reached the surface generations ago. Vast cities and sprawling parks spread across the planet.

On his last combat deployment, Lt. Cmdr. James Reece's entire team was killed in an ambush that also claimed the lives of the aircrew sent in to rescue them. But when those dearest to him are murdered on the day of his homecoming, Reece discovers that this was not an act of war by a foreign enemy but a conspiracy that runs to the highest levels of government. Now, with no family and free from the military's command structure, Reece applies the lessons that he's learned in over a decade of constant warfare toward revenge.

Navy SEAL Keith “Chunk” Redman has been one of the military’s top doorkickers since the day he pinned on his trident: loyal, single-minded, lethal. Tasked to lead a new, covert team of Tier One SEALs—the most elite special operators in the world—Chunk can no longer simply rely on the status quo. To safeguard America, he needs help to stay a step ahead of its adversaries.

We were fighting on the wrong side of a war we couldn't win. And that was the good news. The Ruhar hit us on Columbus Day. There we were, innocently drifting along the cosmos on our little blue marble, like the native Americans in 1492. Over the horizon come ships of a technologically advanced, aggressive culture, and BAM! There go the good old days, when humans only got killed by each other. So, Columbus Day. It fits. When the morning sky twinkled again, this time with Kristang starships jumping in to hammer the Ruhar, we thought we were saved.

Court Gentry is known as The Gray Man—a legend in the covert realm, moving silently from job to job, accomplishing the impossible, and then fading away. And he always hits his target. But there are forces more lethal than Gentry in the world. And in their eyes, Gentry has just outlived his usefulness. Now, he is going to prove that for him, there's no gray area between killing for a living-and killing to stay alive.

With its genius CEO and breakthrough technology, the Silicon Valley-based Pax AI Corporation is one of the hottest companies in the sector. But when one of Pax AI’s top scientists is murdered at a prestigious tech conference, company executives and foreign spies are all on the suspect list. In the aftermath of the killing, CIA officer Colt McShane has been assigned to a joint counterintelligence unit based in San Francisco. The unit’s leadership believes that an international espionage ring has been stealing classified technology from Pax AI.

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.

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....

More than two centuries after World War III poisoned the planet, the final bastion of humanity lives on massive airships circling the globe in search of a habitable area to call home. Aging and outdated, most of the ships plummeted back to Earth long ago. The only thing keeping the two surviving lifeboats in the sky are Hell Divers - men and women who risk their lives by skydiving to the surface to scavenge for parts the ships desperately need.

Still haunted by the disappearance of his little sister, Amy, over 20 years ago, Joseph Bridgeman’s life has fallen apart. When a friend talks him into seeing hypnotherapist Alexia Finch to help with his insomnia, Joseph accidentally discovers he can time travel. His first trip only takes him back a few minutes, but his new-found ability gives him something he hasn’t felt for the longest time: hope.

When a series of devastating terror attacks brought down the United States, Conor and Barb assumed they were safe in their compound. They had everything they needed. They were armed and highly trained. But then, Barb was kidnapped. The kidnappers didn’t know why Conor was known as The Mad Mick. They didn’t know the fear and respect his name invoked in the shadowy underworld of covert operations. They didn’t know that when it came to protecting his family, he was without conscience, without compassion, and without equal. But they would soon find out.

When a training mission goes wrong, Sublieutenant Tom Thrush finds his brand-new career hanging by a thread. Desperate to redeem himself, he makes a rash wager - he’ll lead a squad in a mock attack, boarding and capturing the visiting gunboat Diana in record time. He hasn’t got a chance, and to make matters worse, there’s a visiting admiral watching the attack from her yacht. Tom, desperate, sneaks aboard the Diana through a gun port - and stumbles into the middle of something much worse than a training exercise.

Alec works in the Detroit Overseer-factories, building a mysterious alien device. When three strangers appear, he's provided an opportunity to escape after years of servitude. Cole, a Freeborn loner, encounters Lina after her village is destroyed by the alien Occupation. Together, they make the arduous journey to a fabled safe-zone, trying to stay one step ahead of the enemy drones on their trail. Dex is a Hunter, working for the Occupation to track down escaped factory slaves, or Roamers, at all costs. But his latest hunt uncovers a massive secret.

Earth. After the invasion. The planet is in ruins. Humankind struggles to survive. Hayden is a Sheriff in a world without law. A good man in a world gone bad. He knows the fallout of an alien attack when he sees it. He's never seen anything like this before. Isaac is a Marine in a world without order. A good man with troubles of his own. His mission was to protect the innocent, including his son. Instead, he's the only survivor.

Christopher Golden's Ararat is the heart-pounding tale of an adventure that goes wrong - on a biblical scale. When an earthquake reveals a secret cave hidden inside Mount Ararat in Turkey, a daring, newly engaged couple are determined to be the first ones inside...and what they discover will change everything. The cave is actually a buried ancient ship that many quickly come to believe is Noah's Ark. When a team of scholars, archaeologists, and filmmakers make it inside the ark, they discover an elaborate coffin in its recesses.

The West's own governments are giving up, have already lost, or are leading the charge to something else. This doesn't sit well with those who believe in liberty. This is the story of a people who have lost the political fight, they've lost the culture wars, they haven't seen a level playing field in a generation, and they are about to be made serfs. None of that matters. They're leaving....

Maira Kanhai has had enough: Since the Green Poison epidemic hit DC, her cybersecurity degree is worthless, she can’t rejoin the US Navy, and her early efforts to secure Maryland led to a costly mistake: the death of her brother. Every day new factions emerge, trying to burn her city to the ground - until the Division emerges, inspiring hope. When a grenade kills one of their agents, Maira suddenly has a chance to make a real difference as a raw new Division recruit...if she can pass the tests and overcome the enemies plotting to permanently eliminate the Division once and for all.

My history is unknown. My present is violent. My future may be more dangerous still. I use my unique skillset in one of the Moon’s many watering holes. Here, miners can spend their hard-earned money to forget that they’re not among the wealthy elite in the paradise colony on Mars. When a known crime boss walks in, events will begin to unfold hinting at a dark past and an even murkier future.

In 1901, Queen Victoria passed away and took over the responsibilities of the paranormal court. When Victoria ascends to the paranormal throne, she acquires the help of a human agent, code-named Rogue.

When collegiate baseball phenom Chase Fulton suffers a freak injury on the field that shatters his dreams of becoming a Major League catcher, his future looks bleak until he’s recruited into quasi-governmental covert operations, where his training as an assassin and covert intelligence operative launches him into a world fraught with danger, intrigue, and unexpected passion.

Ramon “Ray” Cosa’s life is not what he expected it to be. Living in a small Texas town ravaged by Hurricane Harvey, Ray has suffered many losses in his young life, and he has little hope left that anything will ever change or get better. That is, until the vintage Ford Galaxie and its strange, dying owner enters Ray’s life. Given a jeweled ring he cannot remove and a desperate mission, Ray is plunged into a universe of secrets, wonders, and terrors he never dreamed exists. Now, he travels the Queen's Road - a hyper-space highway that connects all the planets in creation.

The Ancient Egyptian gods have defeated all the other pantheons and claimed dominion over the earth, dividing it into warring factions. Lt. David Westwynter, a British soldier, stumbles into Freegypt, the only place to have remained independent of the gods’ influence. There, he encounters the followers of a humanist leader known as the Lightbringer, who has vowed to rid mankind of the shackles of divine oppression. As the world heads towards an apocalyptic battle, there is far more to this freedom fighter than it seems.