Book picks similar to
Zero Day Threat by R.M. Olson


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science-fiction
sci-fi
space-opera

Omega Rising


Joshua Dalzelle - 2013
    But when he investigates the crash, what he finds will yank him out of his self-imposed exile and thrust him into a world he could have never imagined.He suddenly finds himself trapped on a damaged alien spacecraft and plunged into a universe of interstellar crime lords and government conspiracies, along the way meeting strange new friends… and enemies. As he struggles to find his way back home he is inexorably drawn deeper into a world where one misstep could mean his death. Or worse. He desperately wants to get back to Earth, but it may be the end for him. … or is it just the beginning?

Gideon the Ninth


Tamsyn Muir - 2019
    She packs up her sword, her shoes, and her dirty magazines, and prepares to launch her daring escape. But her childhood nemesis won't set her free without a service.Harrowhark Nonagesimus, Reverend Daughter of the Ninth House and bone witch extraordinaire, has been summoned into action. The Emperor has invited the heirs to each of his loyal Houses to a deadly trial of wits and skill. If Harrowhark succeeds she will become an immortal, all-powerful servant of the Resurrection, but no necromancer can ascend without their cavalier. Without Gideon's sword, Harrow will fail, and the Ninth House will die.Of course, some things are better left dead.

Our Dark Stars


Audrey Grey - 2018
    Wealth. Status. Adoring citizens. But on the eve of her eighteenth birthday, she’s forced to publicly betray her best friend, a companion mock she’s had since birth, setting events into motion that lead to the destruction of the humans, and the princess floating through space, a remnant of a time when humans ruled over droids.One hundred years later, half-mock captain Will Perrault and his ragtag crew discover a device floating in space. When a very human Talia emerges from its depths, Will suspects she’s the key to buying his way back into the regiment he once commanded against the last remaining rebel humans—and the ruling mock queen’s good graces.Both Talia and Will would rather get space-tossed than trust one another, but with the queen’s forces chasing them across the galaxy and the fate of both worlds hanging in the balance, they’ll forge the unlikeliest of alliances to survive.

Interstellar Caveman


Karl Beecher - 2019
    Now, he’s being pursued by a homicidal interstellar tourist board, and calculating insurance dividends is as outdated as making stone axes. Sci-fi-hating technophobe Colin embarks on a desperate struggle to find a cure for his illness, as well as a place for himself in this strange new galaxy where toilets talk back, and door handles are a long-forgotten relic. Only by teaming up with his rescuer, hard-boiled, space-traveling archaeologist Tyresa Jak (that’s Doctor Jak to you), can Colin hope to succeed before time runs out. Along the way, this galactic odd-couple must evade the Erd Tourist Board - a powerful mega-corporation which will do anything to ensure the mythical Earth stays mythical - and deal with a crackpot religious cult who not only possess a cure for Colin’s illness, but who also believe there is more to this caveman from Earth than meets the eye.... Don't miss the start of this side-splitting intergalactic adventure that will keep you laughing into the night. It's perfect for fans of Guardians of the Galaxy, The Hitchhiker's Guide to the Galaxy, and Space Team. Also available on Audible, narrated by Steve West.

Children of Eden


Joey Graceffa - 2016
    She can never go to school, make friends, or get the eye implants that will mark her as a true member of Eden. Her kaleidoscope eyes will give her away to the ruthless Center government.Outside of Eden, Earth is poisoned and dead. All animals and most plants have been destroyed by a man-made catastrophe. Long ago, the brilliant scientist Aaron Al-Baz saved a pocket of civilization by designing the EcoPanopticon, a massive computer program that hijacked all global technology and put it to use preserving the last vestiges of mankind. Humans will wait for thousands of years in Eden until the EcoPan heals the world.As an illegal second child, Rowan has been hidden away in her family’s compound for sixteen years. Now, restless and desperate to see the world, she recklessly escapes for what she swears will be only one night of adventure. Though she finds an exotic world, and even a friend, the night leads to tragedy. Soon Rowan becomes a renegade on the run.

The Cold Between


Elizabeth Bonesteel - 2016
    She knows Trey is innocent—he was with her when Danny was killed. So who is the real killer and why are the cops framing an innocent man?While retracing Danny’s last hours, they discover that his death may be tied to a mystery from the past: the destruction of a Central Corps starship at a wormhole near Volhynia. For twenty-five years, Central Gov has been lying about the tragedy, even willing to go to war with the outlaw tribe PSI to protect their secrets.With the authorities closing in, Elena and Trey head to the wormhole, certain they’ll find answers on the other side. But the truth that awaits them is far more terrifying than they ever imagined—a conspiracy deep within Central Gov that threatens all of human civilization throughout the inhabited reaches of the galaxy . . . and beyond.

The Moon Dwellers


David Estes - 2012
    After her parents and sister are abducted by the Enforcers, seventeen-year-old Adele, a member of the middle-class moon dwellers, is unjustly sentenced to life in prison for her parents' crimes of treason.Against all odds, Adele must escape from the Pen and find her family, while being hunted by a deranged, killing machine named Rivet, who works for the President. She is helped by two other inmates, Tawni and Cole, each of whom have dark secrets that are better left undiscovered. Other than her friends, the only thing she has going for her is a wicked roundhouse kick and two fists that have been well-trained for combat by her father.At the other end of the social spectrum is Tristan, the son of the President and a sun dweller. His mother is gone. He hates his father. Backed by only his servant and best friend, Roc, he leaves his lavish lifestyle in the Sun Realm, seeking to make something good out of his troubled life.When a war breaks out within the Tri-Realms, Tristan is thrust into the middle of a conflict that seems to mysteriously follow Adele as she seeks to find her family and uncover her parents true past.In their world, someone must die.

The Dream of the Iron Dragon


Robert Kroese - 2018
     In the 23rd century, humanity has been hunted to the verge of extinction by an alien race. When an exploratory ship accidentally travels back in time to Viking age Scandinavia, the human race is given a second chance. Pursued by the power-hungry King Harald, the four surviving crew members join a ragtag band of Vikings as they pillage their way across Europe. It will take all their ingenuity, courage and technical know-how just to survive. But survival is only the beginning. To save humanity, they must somehow return to the stars. Thus begins a decades-long effort to teach the Vikings to build a craft capable of reaching space—a ship that will come to be known as the Iron Dragon.

Age of Order: Book 1 of the Age of Order Saga


Julian North - 2017
    Giant machines maintain order. And all people are not created equal. Daniela Machado is offered a chance to escape the deprivation of Bronx City through a coveted slot at the elite Tuck School. There, among the genetically superior highborn of Manhattan, she discovers an unimaginable world of splendor and greed. But her opportunity is part of a darker plan, and Daniela soon learns that those at society’s apex will stop at nothing to keep power for themselves. She may have a chance to change the world, if it doesn’t change her first. Age of Order presents an unforgettable vision of a future society that echoes our own. Inspired by works as diverse as the Handmaid's Tale, Divergent, Gone and the Red Queen, fans of the sci-fi and dystopian genres will enjoy this fast-paced thriller filled with intrigue and unexpected relationships. Enter the Age of Order.

Destroyer


Chris Fox - 2016
    Without warning. Without a trace. Fleet command chalks the attacks up to pirates, but Captain Dryker of the UFC Johnston isn’t buying it. Defying command, he leads his misfit crew into hostile territory in search of answers. They encounter a technologically superior foe unlike anything humanity has ever seen, one bent on the destruction of all sentient life. After 26,000 years the mythical Void Wraith have returned to begin the next Eradication. Humanity cannot stop them. Not without help. Captain Dryker’s only hope is to forge an alliance with mankind’s greatest enemy, the savage Tigris. One maverick captain, an unlikely crew, and an aging vessel are all that stand between humanity and the Eradication. “It’s like Battlestar Galactica and Mass Effect had a baby, and that baby was raised by Starcraft. I read this book in one sitting, and immediately looked for the next.”- The author’s totally biased friend.

Fringe Runner


Rachel Aukes - 2016
    Too far away to be governed under Earth law, the Collective was formed. Several hundred years later, the Collective has expanded to a thriving system of six inhabited worlds.Old captain Aramis Reyne and his ragtag crew on the Gryphon are runners, part of the Collective's interplanetary postal service. They deliver mail and supplies to the farthest, darkest reaches of the system known as the fringe. After a warship captain confiscates one of his packages, Reyne discovers a galactic conspiracy involving military leaders, secret organizations, fringe rebels, and pirates…with the Gryphon’s crew stuck in the middle. The only way out is for Reyne to make an impossible delivery, and the entire Collective is at stake if he fails.

Smuggler's Run: A Han Solo & Chewbacca Adventure


Greg Rucka - 2015
    The heroic freedom fighters of the REBEL ALLIANCE have won their most important victory thus far with the destruction of the Empire's ultimate weapon, the DEATH STAR.But the Rebellion has no time to savor its victory. The evil Galactic Empire has recognized the threat the rebels pose, and is now searching the galaxy for any and all information that will lead to the final destruction of the freedom fighters.For the MILLENNIUM FALCON's crew, who saved the life of Luke Skywalker during the Battle of Yavin, their involvement with the rebels is at an end. Now HAN SOLO and CHEWBACCA hope to take their reward and settle some old debts....

The Starborn Heir


D.J. Bodden - 2021
    A legacy betrayed. A path to the stars.Zack was bred and raised to be the heir to a planet, but he's decided he's not the chosen one. He wants to get offworld, see the galaxy, and track down a piece of lost technology from his family's past.He'll need to steal a shuttle, get past the orbital defenses, and rendezvous with a smuggler on the star system's outskirts. But he can't do it alone—he's going to need a crew. Gathering a band of misfits from the colony's underworld, Zack strikes out toward the desert. The government is close on his heels, but Zack is willing to fight the gangs, make deals with aliens, and use illegal technology in wildly unsanctioned ways to blast his way to the stars. And if he can do a little good along the way, so much the better.Zack and his crew have a whole planet after them. The only way out is up.From D.J. Bodden, bestselling author of Viridian Gate Online: The Illusionist and the Black Year Series, comes a brand new science fiction adventure series set in the massive and ever-expanding FiveFold Universe.

Safe Passage


Rachel Ford - 2019
    For privateer Captain Magdalene Landon, it's all about going big. For Kay Ellis, it's about getting home. Together, they're about to architect the most daring heist in the galaxy. Kay knows too much. She knows it’s a matter of time before a Conglomerate hitman finds her. She’s desperate for safe passage back to Union space. Then Magdalene shows up, promising a way home in exchange for that information. It’s a risky bet, but Kay is out of options. So she strikes a deal: the heist of the century for her freedom.Kay is playing a dangerous game, and she knows it. She’s made herself Enemy Number One of the Conglomerate. She’s relying on privateers for her safety. It’s a fool’s game. But the worst part is, her fool’s heart is starting to warm to the enigmatic captain. And that’s a risk for which she hadn’t planned.

The Caledonian Gambit


Dan Moren - 2017
    Thrust between this struggle are Simon Kovalic, the Commonwealth’s preeminent spy, and Kyle Rankin, a lowly soldier happily scrubbing toilets on Sabea, a remote and isolated planet. However, nothing is as it seems.Kyle Rankin is a lie. His real name is Eli Brody, and he fled his home world of Caledonia years ago. Simon Kovalic knows Caledonia is a lit fuse hurtling towards detonation. The past Brody so desperately tried to abandon can grant him access to people and places that are off limits even to a professional spy like Kovalic.Kovalic needs Eli Brody to come home and face his past. With Brody suddenly cast in a play he never auditioned for, he and Kovalic will quickly realize it’s everything they don’t know that will tip the scales of galactic peace. Sounds like a desperate plan, sure, but what gambit isn’t?The Caledonian Gambit is a throwback to the classic sci-fi adventures of spies and off-world politics, but filled to the brim with modern sensibilities.