Books like 'Prime Directive'
Readers who enjoyed Prime Directive by Davis Bunn also liked the following books featuring the same tropes, story themes, relationship dynamics and character types.
sc-fi mystery military, war & conflict space suspense christian exploration colonization aliens invasion
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Tiamat's Wrath by James S.A. Corey
Rated: 4.57 of 5 stars · 48 ratingsThirteen hundred gates have opened to solar systems around the galaxy. But as humanity builds its interstellar empire in the alien ruins, the mysteries and threats grow deeper...Categorized as:
aliens exploration first-contact invasion military space-travel suspense 21st-century -
![Leviathan Falls by James S.A. Corey]()
Leviathan Falls by James S.A. Corey
Rated: 4.55 of 5 stars · 48 ratingsThe Laconian Empire has fallen, setting the thirteen hundred solar systems free from the rule of Winston Duarte. But the ancient enemy that killed the gate builders is awake, and the war against our universe has begun again...Categorized as:
aliens exploration first-contact invasion military space-travel suspense 21st-century -
![Fields of Fire by J.N. Chaney, Terry Maggert]()
Fields of Fire by J.N. Chaney, Terry Maggert
Rated: 4.63 of 5 stars · 16 ratingsVan's next mission has begun, and at the heart of it is the power to save lives.Meanwhile, a hungry galaxy looks to a brilliant young scientist for answers, making her the most wanted person in known space.After years of research, Adayluh Creel perfects a resource to feed sixteen races--or more, all with one golden plant capable of growing on the most hostile worlds... -
![Beyond the Eyes of Mars by Glynn Stewart]()
Beyond the Eyes of Mars by Glynn Stewart
Rated: 4.57 of 5 stars · 14 ratingsBeyond the borders of the ProtectorateBeyond the eyes of the Royal Martian NavyBeyond the reach of the Mage-QueenInnocents cry out for help—and Mars will answer!When the Royal Martian Navy moved against reports of piracy in the Fringe Systems, the last thing Mage-Commander Roslyn Chambers expected was to find was a malignant remnant of the defeated Republic of Faith and Reason... -
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![Persepolis Rising by James S.A. Corey]()
Persepolis Rising by James S.A. Corey
Rated: 4.38 of 5 stars · 53 ratingsIn the thousand-sun network of humanity's expansion, new colony worlds are struggling to find their way. Every new planet lives on a knife edge between collapse and wonder, and the crew of the aging gunship Rocinante have their hands more than full keeping the fragile peace...Categorized as:
aliens colonization exploration first-contact military space-travel suspense 21st-century -
![Adverse Possession by Craig Martelle, Michael Anderle]()
Adverse Possession by Craig Martelle, Michael Anderle
Rated: 4.75 of 5 stars · 8 ratingsA planet in dispute. Farmers vs miners, and no one knows the full story.The Federation sends Rivka and her team to resolve a case of settlers squatting on a remote planet when the owners finally came calling.Not what it seems. Three generations of settlers and more. A planet that isn’t as welcoming as it appears. Crops coming ripe. Miners ready to dig. Tempers flare as the sides face off... -
![The Pandora Paradox by Joshua Dalzelle]()
The Pandora Paradox by Joshua Dalzelle
Rated: 4.58 of 5 stars · 21 ratingsIt started with a revolution nobody had even realized occurred…Its cruelty sparked a rebellion that everyone refused to admit existed…Now, the Machine—a terrifying and relentless enemy—reigns supreme in the galaxy, and the real fight is just beginning... -
![Mountain of Mars by Glynn Stewart]()
Mountain of Mars by Glynn Stewart
Rated: 4.52 of 5 stars · 24 ratingsThe Mage-King of Mars is deadChaos rocks Olympus MonsA new monarch must rise – but she does not stand alone!As the celebration of the victory at Legatus cools, a shuttle accident claims the lives of the Mage-King of Mars and his heir. The Crown and the Mountain fall to the Mage-King’s daughter, seventeen-year-old Kiera Alexander...Categorized as:
aliens exploration invasion military soldiers space-travel suspense action-adventure -
![Boneshaker by Joshua Dalzelle]()
Boneshaker by Joshua Dalzelle
Rated: 4.53 of 5 stars · 23 ratingsMarine First Lieutenant Jacob Brown is bored.For months he's been sitting around on an alien planet, waiting for command to recall his scout team so they could rest and be re-outfitted. The team went through hell during their previous mission, losing both their commanding officer and their ship... -
![Eisenhorn: The Omnibus by Dan Abnett]()
Eisenhorn: The Omnibus by Dan Abnett
Rated: 4.56 of 5 stars · 9 ratingsA Warhammer 40,000 OmnibusInquisitor Gregor Eisenhorn is one of Warhammer 40,000's most beloved anti-heroes. Operating on the very edge of Imperial doctrine, he investigates conspiracies that pit him against aliens, heretics, daemons, and even fellow Inquisitors.READ IT BECAUSEThis is every single one of Dan Abnett's Eisenhorn stories collected together for the first time in one mammoth tome... -
![The Last Hunter by J.N. Chaney, Terry Mixon]()
The Last Hunter by J.N. Chaney, Terry Mixon
Rated: 4.35 of 5 stars · 17 ratingsThose that fail to learn from history are doomed to repeat it.Two centuries after the Confederation staved off an invasion by the robotic Locusts, Captain Jack Romanoff faces mandatory retirement from an ever-shrinking Navy. Actions speak louder than words. The Confederation doesn’t think the Locusts are coming back... -
![Alien Arcana by Glynn Stewart]()
Alien Arcana by Glynn Stewart
Rated: 4.35 of 5 stars · 31 ratingsAn alien ruinA murdered archeologistAn ancient secret—and a conspiracy that will kill to keep it! When a scientist is murdered after finding signs of alien magic in an archeological dig, Mage Damien Montgomery, Hand of the Mage-King of Mars, is sent to investigate both the murder and the alien runes... -
![Judgment of Mars by Glynn Stewart]()
Judgment of Mars by Glynn Stewart
Rated: 4.37 of 5 stars · 28 ratingsA war fought in the shadowsA conspiracy shattered in fireA moment of weakness… When politics are played for blood. The destruction of the secret archive of the Royal Order of Keepers on Mars has left Damien Montgomery, Hand of the Mage-King, with his enemies defeated, his lover dead—and his questions unanswered... -
![Destiny's Cradle by Paul Crawford]()
Destiny's Cradle by Paul Crawford
Rated: 4.50 of 5 stars · 8 ratingsTeenagers Ben Canterbury and Tessa Nyera are harvesting cotton on a warm afternoon when a hole opens up in a nearby meadow—like the doorway to another dimension. The hole disgorges a naked man, barely conscious and clutching a human leg bone, and then vanishes... -
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![Voice of Mars by Glynn Stewart]()
Voice of Mars by Glynn Stewart
Rated: 4.33 of 5 stars · 30 ratingsYOU CAN NEVER GO HOMEWhen accusations of piracy and mass murder are laid against his homeworld, Damien Montgomery is sent to resolve the crisis.As counter-accusations fly and an old flame re-enters his life, the newest Hand of the Mage-King of Mars finds himself in the midst of a bloody interstellar shadow war...Categorized as:
aliens exploration invasion military soldiers space-travel suspense action-adventure -
![Bane of Worlds by Anthony James]()
Bane of Worlds by Anthony James
Rated: 4.40 of 5 stars · 10 ratingsFollowing his successful mission to recover the missing warship ESS Crimson, Captain John Duggan finds himself unredeemed in the eyes of his superiors. His duties resume and this time he’s given something easy - escort a cargo ship to a distant planet and bring it home safely. But war is never so predictable and a straightforward mission becomes something much more important... -
![Winged Hussars by Mark Wandrey]()
Winged Hussars by Mark Wandrey
Rated: 4.40 of 5 stars · 10 ratingsFor more than a century, Winged Hussars has been the richest of Earth's mercenary companies, as well as the only one to specialize in space warfare. Led by Alexis Cromwell, they have carved out a reputation in the galaxy for being dependable, unflappable, and lethally efficient. Until people began shooting at them everywhere they went...Categorized as:
aliens colonization exploration first-contact invasion military soldiers space-travel -
![Deep Black by Miles Cameron]()
Deep Black by Miles Cameron
Rated: 4.40 of 5 stars · 10 ratingsMarca Nbaro had always dreamed of serving aboard the Greatships, with their vast cargo holds and a crew that could fill a city.They are the lifeblood of human-occupied space, transporting an unimaginable volume - and value - of goods from City, the greatest human orbital, all the way to Tradepoint at the other, to trade for xenoglas with an unknowable alien species... -
![The War Ship: Rise of the Jain, Book Two by Neal Asher]()
The War Ship: Rise of the Jain, Book Two by Neal Asher
Rated: 4.29 of 5 stars · 14 ratingsTheir nemesis lies in wait . . . Orlandine has destroyed the alien Jain super-soldier by deploying an actual black hole. And now that same weapon hoovers up clouds of lethal Jain technology, swarming within the deadly accretion disc’s event horizon. All seems just as she planned. Yet behind her back, forces incite rebellion on her home world, planning her assassination... -
![Salvation Lost by Peter F. Hamilton]()
Salvation Lost by Peter F. Hamilton
Rated: 4.30 of 5 stars · 30 ratingsThe comparative utopia of twenty-third century Earth is about to go dreadfully awry when a seemingly benign alien race is abruptly revealed to be one of the worst threats humanity has ever faced. Driven by an intense religious extremism, the Olyix are determined to bring everyone to their version of god as they see it...Categorized as:
aliens colonization exploration first-contact invasion space-travel action-adventure adult -
![Earth Below, Sky Above by John Scalzi]()
Earth Below, Sky Above by John Scalzi
Rated: 4.25 of 5 stars · 16 ratingsAt last, the Earth and the Colonial Union have begun formal discussions about their relationship in the futurea chance for the divisions in humanity to be repaired. The diplomats and crew of the Clarke are on hand to help with the process, including Ambassador Ode Abumwe and CDF Lieutenant Harry Wilson, both of whom were born on Earth. But not everyone wants The Human Division to be repaired..Categorized as:
aliens colonization exploration first-contact invasion military soldiers space-travel -
![Mage-Provocateur by Glynn Stewart]()
Mage-Provocateur by Glynn Stewart
Rated: 4.38 of 5 stars · 21 ratingsVengeance hunts them. Rebellion seeks them. Loyalty commands them. The shadows will fear them. Captain David Rice and Mage Maria Soprano have made their choice, signing up with the Martian Interstellar Security Agency and converting Red Falcon into a covert operations ship for the Protectorate... -
![The Altreian Enigma by Richard Phillips]()
The Altreian Enigma by Richard Phillips
Rated: 4.35 of 5 stars · 23 ratingsWhen Mark and Heather Smythe saved Earth from the conquest-hungry Kasari Collective, they thought their work was done. But the world’s vast new government continued its quest to make extraterrestrial contact...Categorized as:
aliens exploration first-contact invasion space-travel suspense action-adventure adult -
![The Silent Fleet by J.N. Chaney, Terry Maggert]()
The Silent Fleet by J.N. Chaney, Terry Maggert
Rated: 4.38 of 5 stars · 8 ratingsRecruit. Fight. Build. As Dash and his team begin expanding the Forge, they must focus on Dark Metal as the one thing that can give them an advantage in the coming war.Using drones and a map from an ancient library, Dash and Leira must seek out the source of a transmission coming from far away...Categorized as:
exploration first-contact military soldiers space-travel action-adventure adult audiobook -
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![Salvage System by Kevin Steverson]()
Salvage System by Kevin Steverson
Rated: 4.38 of 5 stars · 8 ratingsThey couldn’t afford a ship or a fleet…and now they have a whole system to defend! Harmon Tomeral, along with friends Clip, Zerith, and the artificial intelligence Jayneen, were heroes. They’d brought back the battlecruiser Salvage Title from an unknown system and had defeated the alien Squilla and saved their home system of Tretrayon, not once, but twice...Categorized as:
aliens colonization exploration first-contact invasion military soldiers space-travel -
![Behind Enemy Lines by Terry Mixon]()
Behind Enemy Lines by Terry Mixon
Rated: 4.30 of 5 stars · 10 ratingsCut off from home, Princess Kelsey Bandar needs a place to hide from the vengeful Rebel Empire. The secrets she stole give her people a fighting chance in the war that brought down the original Terran Empire. If she gets them home. If her prisoners cooperate. Should that prove impossible, she must then convince a long-hidden people to help her. After she finds them, of course... -
![Hero at the Gates by Timothy Ellis]()
Hero at the Gates by Timothy Ellis
Rated: 4.30 of 5 stars · 10 ratingsThere are some days when you should just stay in bed. Jon Hunter begins to realize this, as the consequences of saying yes, when he should have said no, begin to add up. The trouble with making tech advances, is someone will always come up with a counter eventually... -
![A Pocket Full of Lies by Kirsten Beyer, Martin Frei]()
A Pocket Full of Lies by Kirsten Beyer, Martin Frei
Rated: 4.30 of 5 stars · 10 ratingsThe Full Circle Fleet has resumed its unprecedented explorations of the Delta Quadrant and former Borg space. Commander Liam O'Donnell of the U.S.S. Demeter makes a promising first contact with the Nihydron—humanoid aliens that are collectors of history...Categorized as:
aliens exploration first-contact invasion military space-travel action-adventure adult -
![Chains of Duty by Anthony James]()
Chains of Duty by Anthony James
Rated: 4.30 of 5 stars · 10 ratingsFor Captain John Duggan, it seems like war never ends. Each success brings another mission and more death. Following events at the Helius Blackstar, Duggan is given the Space Corps’ newest warship – a heavy cruiser armed to the teeth with the latest weapons and technology... -
![Reconnaissance in Force by Terry Mixon]()
Reconnaissance in Force by Terry Mixon
Rated: 4.30 of 5 stars · 10 ratingsWhen going to war, it pays to know your enemy. Particularly when they can crush you like a bug.Princess Kelsey Bandar has one slim chance to steal the tech her people needs to survive. Only a bold strike deep into enemy space keeps the New Terran Empire alive.Success gives them a chance. Failure dooms them to death and worse.Kelsey and her friends once again risk everything for their people... -
![Cascade by Joshua James]()
Cascade by Joshua James
Rated: 4.30 of 5 stars · 10 ratingsOPERATION CASCADE IS UNDERWAY.The changes on Enceladus are causing ripples throughout the solar system — and beyond. But the Artifact isn't done yet.The end is only the beginning...Cascade, the second book in the Saturn's Legacy series, is a sci-fi thriller full of mystery, intrigue, and epic action from the depths of the ocean to the edge of outer space... -
![Transient Echoes by J.N. Chaney]()
Transient Echoes by J.N. Chaney
Rated: 4.25 of 5 stars · 12 ratingsIt has been three years since the day of the Second Jolt. Thanks to the efforts of a select few, the world is finally moving on...Categorized as:
aliens exploration first-contact invasion space-travel suspense anthologies apocalyptic -
![Agents of Mars by Glynn Stewart]()
Agents of Mars by Glynn Stewart
Rated: 4.41 of 5 stars · 16 ratingsAn enemy hidden in the shadowsA crack in the armor of secrecyOne chance to find an answerCaptain David Rice and the crew of Red Falcon have spent two years infiltrating the arms smuggling underworld of the Protectorate of the Mage-King of Mars. When the co-opted rebellion on Ardennes reveals a supply chain of weapons intended to fight Mars, this makes them the perfect team to investigate... -
![Méridien by S.H. Jucha]()
Méridien by S.H. Jucha
Rated: 4.21 of 5 stars · 14 ratingsThe Méridiens are fleeing to their far colonies—and they have reason to run. Over the course of decades, they have lost hundreds of ships, billions of people, and seven Confederation colonies to an alien enemy: an advancing swarm of silver ships transported in the bowels of a gigantic, spherical vessel... -
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![Discovery by Ken Lozito]()
Discovery by Ken Lozito
Rated: 4.21 of 5 stars · 14 ratingsExploring New Earth should be a thrilling undertaking. Instead, the more the colonists learn about the planet, the more alarmed they become. Alien ruins hint at a species who fought great wars among themselves and disappeared centuries ago.When Connor Gates discovers a hidden bunker, he finds something he never expected...Categorized as:
aliens colonization exploration first-contact invasion military soldiers space-travel -
![Unidentified: A Science-Fiction Thriller by Douglas E. Richards, Dan Bittner]()
Unidentified: A Science-Fiction Thriller by Douglas E. Richards, Dan Bittner
Rated: 4.19 of 5 stars · 16 ratingsUFOs are real. When Jason Ridley discovers their shocking agenda, his actions will either transform humanity...or destroy it entirely. Unidentified details the actual evidence that UFOs are here, while offering a mind-blowing fictional take on the reasons why. A riveting pause-resister packed with nonstop action, epic ideas, and astonishing twists...Categorized as:
aliens first-contact invasion military space-travel action-adventure adult audiobook -
![Rendezvous with Rama by Arthur C. Clarke]()
Rendezvous with Rama by Arthur C. Clarke
Rated: 4.08 of 5 stars · 42 ratingsAn all-time science fiction classic, Rendezvous with Rama is also one of Clarke's best novels--it won the Campbell, Hugo, Jupiter, and Nebula Awards. A huge, mysterious, cylindrical object appears in space, swooping in toward the sun. The citizens of the solar system send a ship to investigate before the enigmatic craft, called Rama, disappears...Categorized as:
aliens exploration first-contact invasion space-travel suspense 20th-century action-adventure -
![Starship Revenant by Tripp Ellis]()
Starship Revenant by Tripp Ellis
Rated: 4.33 of 5 stars · 6 ratingsThe extermination of mankind has begun!Lieutenant Commander Zoey Bryant is the best pilot in the fleet. But her loyalty to Captain Slade gets her kicked out of the Navy. She teams up with a ruthless band of mercenaries to rescue the wrongly dishonored captain...Categorized as:
aliens colonization exploration invasion military soldiers space-travel action-adventure -
![Starship Guardian by Tripp Ellis]()
Starship Guardian by Tripp Ellis
Rated: 4.33 of 5 stars · 6 ratingsThe invasion has begun. Humanity is doomed!Captain Slade, a legendary hero of the first Verge War, is in command of the last star destroyer in the galaxy. Along with her ragtag crew, she must battle a superior alien fleet as they invade New Earth. To save mankind, Slade will need help from a former enemy.Presley Johnson is a military brat who dreams of becoming a Navy pilot...Categorized as:
aliens colonization exploration invasion military soldiers space-travel action-adventure -
![Space Murder by N.L. Haverstock, Nikki Haverstock]()
Space Murder by N.L. Haverstock, Nikki Haverstock
Rated: 4.33 of 5 stars · 6 ratingsFor everything there is a season…Once the star student of her training class, Captain Liz Laika is now an outcast, a casualty of family scandal. Now stuck in the worst post in the Fleet, she should keep her head down. But when a Cerulean passenger is found decapitated, and Liz is framed for the murder, she has no choice but to fight for her life... -
![Blood Ties by K. Gorman]()
Blood Ties by K. Gorman
Rated: 4.33 of 5 stars · 6 ratingsTogether again, and ready to bring the system to its knees.Karin Makos has spent the last two months running from one thing or another—but all that's about to change. Her sister's back, and Nomiki's ready to grab their problems by the horns, throw them on their backs, and rip into them with her modified carbon steel blades... -
![Salvage Fleet by Kevin Steverson]()
Salvage Fleet by Kevin Steverson
Rated: 4.41 of 5 stars · 13 ratingsThey couldn’t afford a ship, much less the cost of registering one…and now they need an entire fleet! Harmon Tomeral, along with friends Clip, Zerith, and the artificial intelligence Jayneen, were heroes...Categorized as:
aliens colonization exploration first-contact invasion military soldiers space-travel -
![No Good Deed by M.R. Forbes]()
No Good Deed by M.R. Forbes
Rated: 4.52 of 5 stars · 10 ratingsA Sheriff Duke StoryOnce. Just once. Sheriff Hayden Duke would love to get involved in a mess that didn’t blow up into an all-out disaster. Not this time. His hunt for clues has led him to more questions and a whole heap of new trouble: He lost his horse, his newest ally is a wanted man, and the enemy he’s chasing isn’t the enemy he expected. They’re worse. Much, much worse... -
![Orion Uncharted by J.N. Chaney, Jonathan Yanez]()
Orion Uncharted by J.N. Chaney, Jonathan Yanez
Rated: 4.25 of 5 stars · 8 ratingsThe Orion has fallen.After barely escaping with their lives, the crew of the Orion has scattered across an unknown world. With a diminishing hope of returning home, they have no choice but to band together.But between the local wildlife, lack of supplies, a missing crew, and a strange, ominous door that can't be opened, Dean and his new friends will need everything at their disposal to survive...Categorized as:
aliens exploration first-contact invasion space-travel action-adventure adult audiobook -
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![Mere Mortals by David Mack]()
Mere Mortals by David Mack
Rated: 4.21 of 5 stars · 27 ratingsOn Earth, Federation President Nanietta Bacco gathers allies and adversaries to form a desperate last line of defense against an impending Borg invasion. In deep space, Captain Jean-Luc Picard and Captain Ezri Dax join together to cut off the Collective's route to the Alpha Quadrant...Categorized as:
aliens exploration first-contact invasion military space-travel 21st-century action-adventure -
![Homeward by Jerry Aubin]()
Homeward by Jerry Aubin
Rated: 4.20 of 5 stars · 10 ratingsLife on the Ship has changed, and for Zax it means a return to the top. The Pilot Academy finally beckons and Zax battles for position against a competitor who brings a fascinating advantage. Meanwhile, his friendship with Kalare remains strained as he refuses to drop his suspicions about the Flight Boss and the officer's knowledge of the mysterious humans...Categorized as:
colonization exploration military soldiers space-travel action-adventure audiobook book -
![Exo-Hunter by Jeremy Robinson]()
Exo-Hunter by Jeremy Robinson
Rated: 4.20 of 5 stars · 10 ratingsNew York Times bestselling author, Jeremy Robinson, takes readers on a pulse-pounding journey to a dark and twisted future... and makes them laugh.THE YEAR IS 1989Callsign: Dark Horse and his Marine Rapid Reaction Force team have been sent to recover a strange artifact near Antarctica's Soviet-controlled Vostok Station...Categorized as:
aliens colonization exploration first-contact invasion military space-travel suspense -
![Enigma Tales by Una McCormack]()
Enigma Tales by Una McCormack
Rated: 4.20 of 5 stars · 10 ratingsFrom the New York Times bestselling author of The Fall: The Crimson Shadow comes a compelling and suspenseful tale of politics and power set in the universe of Star Trek: Deep Space Nine.Elim Garak has ascended to Castellan of the Cardassian Union..Categorized as:
aliens first-contact invasion military 21st-century action-adventure adult audiobook -
![Chaos Vector by Megan E. O'Keefe]()
Chaos Vector by Megan E. O'Keefe
Rated: 4.17 of 5 stars · 12 ratingsDazzling space battles, intergalactic politics, and rogue AI collide in the second book in this epic space opera by award-winning author Megan O'Keefe.Sanda and Tomas are fleeing for their lives after letting the most dangerous smartship in the universe run free... -
![Crimson Tempest by Anthony James]()
Crimson Tempest by Anthony James
Rated: 4.17 of 5 stars · 12 ratingsFifty-three years after it vanished, Earth's only Super-Devastator warship, the ESS Crimson sends out a distress signal... Humanity is fighting against an implacable foe. The Ghasts – a ruthless alien race - seem hell-bent on wiping out mankind. They have a vast warfleet and their technology is advancing at a terrible rate...
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