Space Science

The Inhibitors were designed to eliminate any life-form reaching a certain level of intelligence - and they've targeted humanity. War veteran Clavain and a ragtag group of refugees have fled into hiding. Their leadership is faltering, and their situation is growing more desperate. But their little colony has just received an unexpected visitor: an avenging angel with the power to lead mankind to safety---or draw down its darkest enemy.

Soldier and adventurer John Carter tells the story of how he returns to the planet Mars to be reunited with his love, the Martian princess Dejah Thoris. With his great friend Tars Tarkas, mighty Jeddak of Thark, Carter sets out in search of his princess. But Dejah Thoris has vanished. And Carter becomes trapped in the legendary Eden of Mars, from which none has ever escaped alive.

The Ship fled a dying Earth to save the human race. Launched as the last gasp of humanity, the Ship set out to preserve the species by seeding the universe with one billion colonists. Generations of crew, trained to be either flight or marines, have spent 5,000 years protecting the Ship and its civilian cargo from the constant threat of alien violence. Fifteen-year-old Zax has always had trouble fitting in with the other cadets, but he's finally on the cusp of attaining his dream and gaining entrance to the Pilot Academy.

Brady Garrett needs to go home. He's a conscripted recruit on Defender Three, one of a network of stations designed to protect the Earth from alien attack. He's also angry, homesick, and afraid. If he doesn't get home he'll lose his family, but there's no way back except in a body bag. Cameron Rushton needs a heartbeat. Four years ago Cam was taken by the Faceless - the alien race that almost destroyed Earth.

On a frontier planet, land is cheap. So is your life. Tom Savage is intent on homesteading, and Phaethon is the newest planet open for colonization. Here, technology is lacking in many places. And for 200 credits, anyone can claim one square kilometer of prime farmland. But Tom has a secret or two. He is not interested in farming crops, at least not at first. Tom wants to harvest pieces of Phaethon’s sun. To do so will mean first reaching his stake out near the desert, surviving human predators along the way, bringing fugitives to justice, and dealing with the resident sand dragon ...

The 200 years' (and counting) peace was a time of tranquility that hasn't been seen since...well, ever. Mankind in the Galactic Age had finally conquered war, so what was left for the military to do but drink and barbecue? That's the kind of military that Sergeant R. Wilson Rogers lived in before he left the fleet to become a smuggler. But it turns out that smuggling is hard. Like getting-arrested-for-dealing-with-pirates-and-forced-back-into-service kind of hard.

Blackhawk: a wanderer, a man running from a dark and sinister past. A genetically-engineered warrior, a capable and accomplished killer, he is also a lost soul, a man who has fled to the deepest reaches of space seeking his true identity. The Far Stars: the farthest extent of human habitation in the galaxy, a sector of a hundred inhabited worlds, it is a dangerous expanse full of pirates, mercenaries, and cutthroats.

The best-selling, epic space adventure, Freedom's Fire: the complete series of six audiobooks, in one bundle.

Hugo Award winner Harry Turtledove is the master of alternate history. In American Front he envisions World War I as it may have been if fought on American soil. The United States and Germany clash with the Confederacy, France, and Britain as the machines of modern warfare litter the landscape with carnage. Meanwhile, oppressed southern blacks head toward a fateful confrontation.

Born on an abandoned colony barely held together by sealant tape and hope, Aurora Sato is at the very bottom of the social pecking order. Hard work and brains got her into a coveted spot in the quadrant's top university. But her new supervisor is a woman who's not about to let an upstart like Aurora get anything close to a break. And her home colony is dying. Aurora's research project is their last hope, but only if she can complete it in time. One night out is all she'll allow herself. One night to forget her troubles. She never expects to meet a man who dazzles all her senses.

A cease-fire that has lasted seven years... Worlds half-destroyed that have been rebuilt anew... Friends and crewmates scattered light-years apart... New leaders that would be kings... The Jung threat has been renewed, in ways not imagined. It will take a new savior to inspire the masses, and once again lead those willing to fight against oppression. But who will the new savior be?

The authoritative story of the headline-making discovery of gravitational waves - by an eminent theoretical astrophysicist and award-winning writer.

On humanity's first extra-solar mission, the exploration vessel Magellan, or, as she prefers, "Maggie", discovers an alien artifact. Deciding that finding advanced alien life is too important to ignore, Captain Allison Ridgeway chooses to return to Earth while ordering her crew to reverse engineer technology far beyond anything back home. Meanwhile, at mission control, the governments struggle to maintain the existence of aliens a secret while also combating bureaucracy, the military industrial complex, and everyone else who wants a piece of what could skyrocket humanity into a new technological age.

Ruthless bankers are breathing down their necks, vengeful warlords are promising to pursue them across the galaxy, and now a mysterious new client wants Rade and his Argonauts to escort her to a frontier planet. Problem is, the new client won't reveal her cargo. It's probably something illegal. Well, Rade needs the money, so a man's gotta do what a man's gotta do. They arrive to find the frontier colony strangely deserted. When the shit hits the fan and the Argonauts face a possible alien infestation, it's time to pull out the big guns.

A Princess of Mars was the first book by Edgar Rice Burroughs to feature the character John Carter. It led to an 11-book series featuring his adventures and became the basis for the 2012 movie. Carter is a war-weary former military captain during the Civil War who is inexplicably transported to Mars. He quickly (and reluctantly) becomes embroiled in a conflict of epic proportions among the inhabitants of the planet.

Humanity is struggling to hold out against a hostile takeover by an alien race that claims to be on a religious mission to bring all sentient life to its God at the End of Time. But while billions of cocooned humans fill the holds of the Olyix's deadly arkships, humankind is playing an even longer game than the aliens may have anticipated. From an ultra-secret spy mission to one of the grandest battles ever seen, no strategy is off the table. Will a plan millennia in the making finally be enough to defeat this seemingly unstoppable enemy?

Late in the 26th century, the human race has advanced enough to accidentally trigger the Inhibitors---alien-killing machines designed to detect intelligent life and destroy it. The only hope for humanity lies in the recovery of a secret cache of doomsday weapons---and a renegade named Clavain who is determined to find them. But other factions want the weapons for their own purposes---and the weapons themselves have another agenda altogether.

The Solaran Defense Forces make the difficult decision to evacuate the colony of Robichar in order to avoid a direct confrontation. But when Captain Elya Nevers gets shot down during the evacuation, his squadron and the admiral in charge have to think fast to rescue their pilot before the Kryl overrun the system.

City slickers should never underestimate a farmer . . . With Reynard Gliph out of the capital, Casper Slodovich remains behind, running the entire Southside Projects as his own personal fiefdom. He is known far and wide as Overlord. Casper enjoys revenue from gambling, prostitution and other gray areas. He also retains a tidy stash from a recent bank robbery. But he’s looking for more. A lot more. What Casper does not count on is the city’s guardian, Night Shadow. And she’s not alone. The world’s richest farmer backs her, along with an ever-expanding AI and many other assets . . . ...

Alan Saul is now part-human and part-machine, and our solar system isn't big enough to hold him. He craves the stars, but can't leave yet. His sister Var is trapped on Mars, on the wrong side of a rebellion, and Saul's human side won't let her die. He must leave Argus Station to stage a dangerous rescue - but mutiny is brewing onboard, as Saul's robots make his crew feel increasingly redundant. Serene Galahad will do anything to prevent Saul's escape. Earth’s ruthless dictator hides her crimes from a cowed populace as she readies new warships for pursuit.