For a thousand years, the Sabbat Worlds have been lost to the Imperium, claimed by the dread powers of Chaos. Now, a mighty crusade seeks to return the sector to Imperial rule. And at the forefront of that crusade are Colonel-Commissar Ibram Gaunt and the Tanith First and Only - better known as Gaunt’s Ghosts. Trapped in the grinding trench warfare of Fortis Binary, the Ghosts find themselves drawn into a conspiracy to assassinate the crusade’s leader, Warmaster Macaroth.

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 Aging and outdated, most of the ships plummeted back to Earth long ago.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.

Daniel Clay fought across the galaxy as a corporate soldier. He left the violence behind for a life of science, raising a family far from the bloodshed of the Corporation. With his wife, Sarah, and son, Michael, he studied the alien Tyr for years, hidden among their complex societies. Their mission should have ended with the arrival of a replacement team. Instead, the Clays’ corporate overlords choose a death sentence: an invasion fleet to conquer the Tyr.

The scum hiding deep inside the Reach out along galaxy's edge thought they could kill her and not pay the price. For years these hardened killers have run roughshod over the lawless worlds where Republic justice is never as fast as the blaster in your hand and where double-crosses and death are a part of every deal. They thought this time would be no different. They were wrong. This time, the Guild sent the legendary bounty hunter Tyrus Rechs. As the infamous Rechs pursues the men who murdered his colleague, he's hell-bent on justice.

Dieter Webber, a former Jump Armor pilot, lost his war. Years later as a broken ex-pat, half a galaxy away, the former combat pilot is haunted by the ghosts of the war and looming debts to organized crime. An encounter with an Android, Reis, serves as an invitation from his former commander to a reluctant escape: Mercenary work in her company, Valkyrie LLC.

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...

When starship mechanic, Denton Castus, is caught in the destructive path of a devastating war, he abandons his home and seeks refuge on a distant planet. However, this new safe haven has undiscovered threats of its own. Eliana Veston, a scout preparing the planet for the refugees, struggles with a deadly pandemic that is killing off colonists. The hunt for a cure unleashes a new threat to humanity - the Sirens - mysterious beings with incredible powers and a deep hatred for invaders.

Logan Conner is the son of a king, the heir to the largest of the five star-dominions, and the best mech pilot in the galaxy. His people are plagued by pirates and raiders, surrounded by enemies, and not even his father can fight them all. Logan gives up his position, his rank, even his name, and becomes Jonathan Slaughter, leader of a rough-and-ready band of mercenary mech-jocks bent on taking the battle to the enemy on their own terms.

A 3,000-year-old secret has put Zack Lancestrom within reach of power most interstellar empires would go to war over. There’s just one problem: In order to claim it, he’ll need to leave the planet, and there are gang members, feral aliens, and security forces sent by his own father standing in his way. With the starports closed to him, Zack has no choice but to assemble his own crew and steal a starship. He knows where he can find one, but the path leads straight through the Boneyard, the most lawless place on the planet.

Led by former Navy SEAL Victor Seymour, an elite team of mercenaries are sent by the CIA to rescue hostages and secure data from an under-siege top-secret island facility. But upon arrival, they discover ravaged military equipment, a mass grave, and a platoon of hostile forces already in retreat. As the team investigates, they uncover the secret that the island has contained for centuries. For the first time, modern man will come face-to-face with a being from beyond the stars. A member of an intergalactic invasive species, the beast is ravenous, cunning, lacking emotion or empathy.

Jason Grimshaw has one job. Get the cadets to Colony 115. Just another day. Just another milk run. Or so he thought. When scanners pick up an unidentified alien vessel, it's already too late. With his ship blown out from under him, and his crew scattered across a war-torn planet, his day just keeps getting better. The good news is, one of the pilots survived. The bad news is, it's the biggest pain in his ass, and she's stranded miles away.

For over 70 years Hitler’s most fearsome weapon, Die Glocke (The Bell) has been entombed inside an icy fortress in the most inhospitable and unforgiving place on earth - the Antarctic. When oceanographer Leah Anderson discovers a hidden WWII Nazi submarine base buried deep under the Antarctic ice shelf, she sparks a fierce battle to acquire "The Bell". While Russian and American submarines clash deep below the ice pack, on the surface, a sinister force launches a ruthless assault to secure the infamous weapon they have been searching for since its mysterious disappearance in 1945.

Hydra has a synthetic pathogen that will make the entire human race dependent on them for the cure. A.I.M.'s newly developed nanotech compound to enslave humanity is dangerously close to contaminating the world's water supplies. Ultron is poised on the edge of Singularity, Earth's technology at his metallic fingertips. Dormammu has a plan to save the world - by claiming it as his own. The High Evolutionary is rewriting the human genome in a bid to turn humankind into a eugenic slave-race. Everybody wants to rule the world - and only the isolated Avengers can stop them.

On a planet that was once part of a vast interstellar civilization, humans survive on the edge of barbarism amid the ruins of the once-great empire.

Soldiers of the Terran Armor Corps wage war across the stars. Wired into mechanized battle suits, they fight the terrifying battles that must be won, no matter the cost. Their deeds are legend, their reputation feared by the enemies of Earth and her allies, but how the Corps forges young men and women into mighty warriors is shrouded by mystery. Roland Shaw lost his parents to war; he volunteers for the Armor Corps to honor their memory and discover just how far he can push himself.

Ryland Grace is the sole survivor on a desperate, last-chance mission - and if he fails, humanity and the Earth itself will perish. Except that right now, he doesn't know that. He can't even remember his own name, let alone the nature of his assignment or how to complete it. All he knows is that he's been asleep for a very, very long time. And he's just been awakened to find himself millions of miles from home, with nothing but two corpses for company.

Saddle up and join Wynonna Earp on an immersive new audio adventure in the gritty supernatural world of Purgatory. This Audible Original invites you deeper into the Weird West to follow Wynonna Earp (Melanie Scrofano), as she embarks on her craziest adventure yet: riding off into the sunset with her soulmate, Doc Holliday (Tim Rozon)—yes ... that Doc Holliday. Brace yourself for more wise-cracking demon hunters, earth-shattering revelations and all the genre-blending action you've come to expect from the cult hit TV series.

Inheriting your uncle's supervillain business is more complicated than you might think. Particularly when you discover who's running the place. Charlie's life is going nowhere fast. A divorced substitute teacher living with his cat in a house his siblings want to sell, all he wants is to open a pub downtown, if only the bank will approve his loan. Then his long-lost uncle Jake dies and leaves his supervillain business (complete with island volcano lair) to Charlie. But becoming a supervillain isn't all giant laser death rays and lava pits.

Six days ago, astronaut Mark Watney became one of the first people to walk on Mars. Now, he's sure he'll be the first person to die there. After a dust storm nearly kills him and forces his crew to evacuate while thinking him dead, Mark finds himself stranded and completely alone with no way to even signal Earth that he’s alive - and even if he could get word out, his supplies would be gone long before a rescue could arrive. But Mark isn't ready to give up yet.

Ashley Perrin is fresh out of college and starting a job as a community liaison for the Third District–the city’s only sector with more alien residents than humans. Ashley’s barely found where the paper clips are kept when she’s beset with constituent complaints–from too much noise at the Annual Lupidian Celebration Parade to a trip-and-fall chicken to a very particular type of alien hornet that threatens the very city itself. And if that’s not terrifying enough, Ashley is next up at the office karaoke night.