For rookie pilot Roland Horn, it's a waiting room. War broke out on the surface of Mars, and yet he's seen nothing. The thrill of putting aging panzerters through their paces has long worn off. When he receives a distress call from a damaged freighter, he jumps at the break in his tedium. However, his daring rescue inadvertently allows an enemy spy to reach their objectives.

After failing to stop a devastating Union attack, ace pilot Roland Horn finds himself with millions of lives on his conscience. With both sides Mars Fleets out of commission, the Wildcard Squadron is transferred to the Asteroid Belt, a front quickly shaping up to be the most important. A Union dominated belt means millions of Tharcian civilians will be cut off from the homeland, and the forces on Mars will be cut off from the raw materials and fuel they need to win.

From the bottom of the oceans of the world a hidden threat stalks mankind—probing, testing our weapons and defenses, biding time to strike. In the summer of 2039, this aquatic foe unleashes surprise attacks against coastal cities around the globe. Mankind faces a sophisticated new enemy, arrived from the depths of space and lurking in the dark blackness of the seas.

In the wake of a horrific Union attack, millions are dead. Reiter must assume command of his regiment for the largest operation yet. Their target: to retake the provincial capital of Pulaski and open up the Union homeland to invasion. His soldiers are exhausted from countless battles, but the hope of liberating their homes inspires them to press on. Everything is on the line. If the Tharcians cannot retake their capital, then it's unlikely they'll have another shot.

Mars. October 2135. Captain Paul Reiter must prepare for war. His homeland, The Republic of Tharsis, stands on the brink of war with it's neighbor the Union of Mars. As a member of the republic's Provincial Watch, Reiter must prepare his soldiers for battle with an utterly ruthless enemy. Their weapon: Powerful Mecha known the system over as panzerters. He must leave behind his life as a teaching assistant to lead a rag-tag team of pilots in defense of their homeland. However, things won't be easy for him.

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.