Books like 'Judgment at Proteus'
Readers who enjoyed Judgment at Proteus by Timothy Zahn also liked the following books featuring the same tropes, story themes, relationship dynamics and character types.
sc-fi mystery space action / adventure military, war & conflict space-opera suspense espionage 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 first-contact invasion space-opera suspense 21st-century action-adventure adult -
![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 first-contact invasion space-opera suspense 21st-century action-adventure adult -
![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... -
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![A Night Without Stars by Peter F. Hamilton]()
A Night Without Stars by Peter F. Hamilton
Rated: 4.42 of 5 stars · 33 ratingsThe planet Bienvenido is in crisis. It has finally escaped the Void, emerging into regular space. But it's millions of light-years from Commonwealth assistance, and humans are battling the Fallers for control of their world... -
![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 crime espionage invasion political-intrigue space-opera 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...Categorized as:
aliens espionage first-contact political-intrigue space-opera action-adventure adult book -
![Abaddon's Gate by James S.A. Corey]()
Abaddon's Gate by James S.A. Corey
Rated: 4.25 of 5 stars · 71 ratingsAbaddon's Gate is the third book in the New York Times bestselling Expanse series. For generations, the solar system - Mars, the Moon, the Asteroid Belt - was humanity's great frontier. Until now. The alien artefact working through its program under the clouds of Venus has emerged to build a massive structure outside the orbit of Uranus: a gate that leads into a starless dark...Categorized as:
aliens crime first-contact political-intrigue space-opera suspense 21st-century action-adventure -
![Sword of Mars by Glynn Stewart]()
Sword of Mars by Glynn Stewart
Rated: 4.49 of 5 stars · 24 ratingsA defector with a dangerous leadA chance to speak for the silentA perilous quest into enemy starsWhen the star system of Legatus was preparing to secede from the Protectorate of the Mage-King of Mars, it was the secret agents of the Legatan Military Intelligence Directorate that laid the groundwork and fought the covert war to make it happen...Categorized as:
aliens espionage invasion political-intrigue space-opera action-adventure adult angst -
![Deception by Craig Martelle, Michael Anderle]()
Deception by Craig Martelle, Michael Anderle
Rated: 4.63 of 5 stars · 8 ratingsLies & deceit leading to a domino of crimes.The Trans-Pacific Task Force is getting ready to deploy but they don’t have what they need. Someone’s been skimming. A contract won through mistruths. Incomplete payments limiting the army’s readiness.Colonel Marcie Walton is angry and calling anyone who will answer.Magistrate Rivka Anoa is on the job and thrown into the middle of two shooting wars... -
![Infinity Engine by Neal Asher]()
Infinity Engine by Neal Asher
Rated: 4.38 of 5 stars · 16 ratingsIn the outskirts of space, and the far corners of the Polity, complex dealings are in play. Several forces continue to pursue the deadly and enigmatic Penny Royal, none more dangerous than the Brockle, a psychopathic forensics AI and criminal who has escaped the Polity’s confinements and is upgrading itself in anticipation of a deadly showdown, becoming ever more powerful and intelligent... -
![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... -
![A Desolation Called Peace by Arkady Martine]()
A Desolation Called Peace by Arkady Martine
Rated: 4.32 of 5 stars · 42 ratingsNow a USA Today bestseller! Publishers Weekly's Best Books of 2021Bookpage's Best Science Fiction & Fantasy of 2021 Goodreads Choice Awards Nominee for Best Science Fiction Book of 2021"[An] all around brilliant space opera, I absolutely love it...Categorized as:
aliens first-contact political-intrigue space-opera suspense 21st-century action-adventure adult -
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![Space Specter by Jenny Schwartz]()
Space Specter by Jenny Schwartz
Rated: 4.50 of 5 stars · 10 ratingsThe Saloon Sector is the Federation’s official frontier, but beyond it lurks the Badstars. Bandits hide there. The Saloon Sector is Sheriff Max Smith’s territory. Since the revelation of his secret identity, life has changed for Max and Thelma. Their relationship is under increased pressure... -
![Pandora's Star by Peter F. Hamilton]()
Pandora's Star by Peter F. Hamilton
Rated: 4.26 of 5 stars · 46 ratingsThe year is 2380. The Intersolar Commonwealth, a sphere of stars some four hundred light-years in diameter, contains more than six hundred worlds, interconnected by a web of transport "tunnels" known as wormholes. At the farthest edge of the Commonwealth, astronomer Dudley Bose observes the impossible: Over one thousand light-years away, a star... vanishes. It does not go supernova... -
![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... -
![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... -
![Diplomatic Immunity by Lois McMaster Bujold]()
Diplomatic Immunity by Lois McMaster Bujold
Rated: 4.20 of 5 stars · 25 ratingsA rich Komarran merchant fleet has been impounded at Graf Station, in distant Quaddiespace, after a bloody incident on the station docks involving a security officer from the convoy's Barrayaran military escort. Lord Miles Vorkosigan of Barrayar and his wife, Lady Ekaterin, have other things on their minds, such as getting home in time to attend the long-awaited births of their first children...Categorized as:
aliens crime espionage political-intrigue space-opera suspense action-adventure adult -
![Cetaganda by Lois McMaster Bujold]()
Cetaganda by Lois McMaster Bujold
Rated: 4.20 of 5 stars · 25 ratingsThe latest installment in the adventures of Miles Vorkosigan. Miles and Cousin Ivan travel to Cetaganda to play the part of sprigs of nobility doing their diplomatic duty. But when the Empress of Cetaganda dies naturally, and her lifelong attendant dies unnaturally, Miles and Ivan finds themselves in the thick of it...Categorized as:
aliens crime espionage political-intrigue space-opera suspense 20th-century action-adventure -
![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... -
![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.. -
![Orbus: The Final Book in the Spatterjay Trilogy by Neal Asher]()
Orbus: The Final Book in the Spatterjay Trilogy by Neal Asher
Rated: 4.25 of 5 stars · 16 ratingsYet another storming performance from the prolific Asher of high-octane violence, exotic tech, and terrifying and truly alien aliens.”—Daily MailIn book third installment of the Spatterjay series, the Old Captain Orbus, now in charge of a cargo spaceship, flees from a violent and sadistic past. Little does he know, however, that Sniper, a lethal war drone, is a stowaway on his ship... -
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![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...Categorized as:
aliens espionage invasion political-intrigue space-opera action-adventure adult audiobook -
![Doctor Who: Shada by Gareth Roberts]()
Doctor Who: Shada by Gareth Roberts
Rated: 4.22 of 5 stars · 18 ratingsFrom the unique mind of Douglas Adams, the legendary "lost" Doctor Who story has been completed at last by Gareth Roberts and narrated by Lalla Ward.The Doctor’s old friend and fellow Time Lord Professor Chronotis has retired to Cambridge University—where nobody will notice if he lives for centuries. But now he needs help from the Doctor, Romana and K-9...Categorized as:
aliens crime first-contact invasion space-opera 20th-century 21st-century action-adventure -
![Line War by Neal Asher]()
Line War by Neal Asher
Rated: 4.22 of 5 stars · 18 ratingsAsher is brilliant at conveying the vastness of space, the strangeness of alien life, and the sweep of planetary horizons.”—SFX MagazineFrom the mind of Neal Asher and his Polity universe comes Line War, which has Agent Cormac once again on the trail, investigating an attack of his AI masters... -
![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... -
![Auberon by James S.A. Corey]()
Auberon by James S.A. Corey
Rated: 4.19 of 5 stars · 21 ratingsA novella set in the universe of James S. A. Corey’s NYT-bestselling Expanse series, Auberon explores a new and alien world and the age-old dangers that humanity has carried with it to the stars. Now a Prime Original series.Auberon is one of the first and most important colony worlds in humanity’s reach, and the new conquering faction has come to claim it...Categorized as:
aliens crime political-intrigue space-opera 21st-century action-adventure adult audiobook -
![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... -
![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... -
![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... -
![Komarr by Lois McMaster Bujold]()
Komarr by Lois McMaster Bujold
Rated: 4.22 of 5 stars · 37 ratingsKomarr could be a garden with a thousand more years' work, or an uninhabitable wasteland if the terraforming fails. Now, the solar mirror vital to the terraforming of the conquered planet has been shattered by a ship hurtling off course. The Emperor of Barrayar sends his newest imperial auditor, Lord Miles Vorkosigan, to find out why...Categorized as:
crime espionage political-intrigue space-opera suspense 20th-century action-adventure adult -
![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...Categorized as:
aliens espionage invasion political-intrigue space-opera action-adventure adult audiobook -
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![Kantovan Vault by Joel Shepherd]()
Kantovan Vault by Joel Shepherd
Rated: 4.21 of 5 stars · 14 ratingsThe UFS Phoenix is on a mission to find a lost data-core that may contain the secret to defeating the alo-deepynine alliance. But the means to find the data-core is hidden deep in tavalai space, in a highest-security vault where the tavalai's manipulative State Department keep all their most treacherous secrets. To recover it, Phoenix must pull off the most daring heist the Spiral has ever seen... -
![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... -
![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... -
![Chasing the Shadows by Maria V. Snyder]()
Chasing the Shadows by Maria V. Snyder
Rated: 4.29 of 5 stars · 24 ratingsYear 2522. Lyra Daniels is dead.Okay, so I only died for sixty-six seconds. But when I came back to life, I got a brand new name and a snazzy new uniform. Go me! Seriously, though, it's very important that Lyra Daniels stays dead, at least as far as my ex-friend Jarren, the murdering looter, knows.While dying is the scariest thing that's happened to me, it morphed my worming skills...Categorized as:
aliens first-contact invasion space-opera suspense action-adventure archaeology audiobook -
![Driving the Deep by Suzanne Palmer]()
Driving the Deep by Suzanne Palmer
Rated: 4.38 of 5 stars · 16 ratingsFrom a Hugo Award-winning author comes the second book in this action-packed sci-fi caper, starring Fergus Ferguson, interstellar repo man and professional finder.As a professional finder, Fergus Ferguson is hired to locate missing objects and steal them back. But it is rarely so simple, especially after his latest job in Cernee... -
![A Memory Called Empire by Arkady Martine]()
A Memory Called Empire by Arkady Martine
Rated: 4.14 of 5 stars · 50 ratingsAmbassador Mahit Dzmare arrives in the center of the multi-system Teixcalaanli Empire only to discover that her predecessor, the previous ambassador from their small but fiercely independent mining Station, has died. But no one will admit that his death wasn't an accident—or that Mahit might be next to die, during a time of political instability in the highest echelons of the imperial court...Categorized as:
aliens crime espionage political-intrigue space-opera suspense 21st-century action-adventure -
![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 first-contact invasion space-opera suspense 20th-century action-adventure adult -
![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... -
![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... -
![The Bronze Skies by Catherine Asaro]()
The Bronze Skies by Catherine Asaro
Rated: 4.25 of 5 stars · 8 ratingsMajor Bhaajan achieved the impossible. Born Undercity, the slums below the City of Cries on the planet Raylicon, she broke free to become a military officer with Imperial Space Command. Now retired from military duty, she works as a private investigator on retainer to the Majda Family.Hired by The Ruby Pharaoh herself, Major Bhaajan is tasked with finding a killer... -
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![Phantom Orbit: A Thriller by David Ignatius]()
Phantom Orbit: A Thriller by David Ignatius
Rated: 4.25 of 5 stars · 8 ratingsA subtle and masterful novel from a prescient voice on the cutting edge of spy literature.David Ignatius is known for his uncanny ability, in novel after novel, to predict the next great national security headline. In Phantom Orbit, he presents a story both searing and topical, with stakes as far-reaching as outer space... -
![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 first-contact invasion space-opera 21st-century action-adventure adult audiobook -
![Hard Luck Hank: Stank Delicious by Steven Campbell]()
Hard Luck Hank: Stank Delicious by Steven Campbell
Rated: 4.20 of 5 stars · 10 ratingsBelvaille has cemented its place as the most important System in the galaxy and Hank is working as an official Factotum, negotiating deals between gangs and noblemen under the watchful eye of the Arch Minister. When his ever-capable butler, Cliston, is approached to become the general manager of a Super Class glocken team, Hank is hired not only as protection, but as a player... -
![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... -
![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 space-opera 21st-century action-adventure adult audiobook -
![The Observers by John Scalzi]()
The Observers by John Scalzi
Rated: 4.14 of 5 stars · 14 ratingsIn an effort to improve relations with the Earth, the Colonial Union has invited a contingent of diplomats from that planet to observe Ambassador Abumwe negotiate a trade deal with an alien species. Then something very bad happens to one of the Earthings, and with that, the relationship between humanitys two factions is on the cusp of disruption once more...
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