Books like 'The Riss Challenge'
Readers who enjoyed The Riss Challenge by C.R. Daems also liked the following books featuring the same tropes, story themes, relationship dynamics and character types.
sc-fi space action / adventure space-opera female-mc aliens galactic-empire space-fleet military
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Stand Alone: Wolfhounds - Book One by John Van Stry
Rated: 4.59 of 5 stars · 11 ratingsChase had it all planned out, do a little time in one of the emperor's jails, say a four year stretch for getting rid of some trash that no one would miss, and when he got out, the path to the leadership would be wide open...Categorized as:
military space-opera galactic-empire space-fleet sci-fi action-adventure fiction epic -
![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...Categorized as:
aliens galactic-empire military space-fleet space-opera action-adventure adult audiobook -
![Red Bounty by J.N. Chaney, Terry Maggert]()
Red Bounty by J.N. Chaney, Terry Maggert
Rated: 4.54 of 5 stars · 23 ratingsVan left his old life behind, but some things remain the same.Even in space, crime still exists.After taking a Peacemaker job to find missing fuel, Perry finds something far more sinister than simple theft—a voice, crying out in a forge of heat and flame, and the discovery reveals a series of acts so vicious that nothing short of revenge will suffice... -
![Star Wars: Thrawn Ascendancy by Timothy Zahn]()
Star Wars: Thrawn Ascendancy by Timothy Zahn
Rated: 4.39 of 5 stars · 36 ratingsThe fate of the Chiss Ascendancy hangs in the balance in the epic finale of the Star Wars: Thrawn Ascendancy trilogy from bestselling author Timothy Zahn. For thousands of years The Chiss Ascendancy has been an island of calm, a center of power, and a beacon of integrity. Led by the Nine Ruling Families, their leadership stands as a bulwark of stability against the Chaos of the Unknown Regions...Categorized as:
aliens galactic-empire military space-fleet space-opera action-adventure adult audiobook -
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![Dark Peace by J.N. Chaney, M.F. Lerma]()
Dark Peace by J.N. Chaney, M.F. Lerma
Rated: 4.43 of 5 stars · 14 ratingsCole Riker is a free man.Or close enough. He no longer has the weight of his past hanging over him, threatening to put him away for the rest of his days. All it took was finding an unknown alien lifeform and agreeing to escort it back to its homeworld.Except his newfound luck doesn’t want to last... -
![Anvil Dark by J.N. Chaney, Terry Maggert]()
Anvil Dark by J.N. Chaney, Terry Maggert
Rated: 4.54 of 5 stars · 21 ratingsThe guild is under attack, and Van is right in the middle of it all.When Master Yewlo is abducted by unknown forces, the Peacemakers are thrown into chaos as the rescue mission begins. Finding Yewlo will be hard, but the search reveals secrets the guild might not survive—secrets about a system so corrupt, it will take Van and his team’s best efforts to untangle the truth... -
![The Grand Conspiracy by J.N. Chaney, Terry Mixon]()
The Grand Conspiracy by J.N. Chaney, Terry Mixon
Rated: 4.50 of 5 stars · 10 ratingsKeep your friends close.After successfully striking back at the alien invaders, Commodore Jack Romanoff and his crew have liberated the cluster capital at Argent. For the first time, it seems like they might be getting their feet back underneath them.Keep your enemies closer... -
![Turning Point by Jason Anspach, Nick Cole]()
Turning Point by Jason Anspach, Nick Cole
Rated: 4.53 of 5 stars · 20 ratingsFight to Win. With the galaxy in turmoil, the Legion initiates Article Nineteen, a hard reset designed to halt the corruption and ineptitude that continues to spill forth from the Galactic Core. But when the House of Reason aligns itself with the bloodthirsty zhee extremists, the Legion has no choice but to commit to a savage campaign of Total War...Categorized as:
aliens galactic-empire military space-fleet space-opera action-adventure adult audiobook -
![Children of Angels by J.N. Chaney, Jonathan P. Brazee]()
Children of Angels by J.N. Chaney, Jonathan P. Brazee
Rated: 4.44 of 5 stars · 25 ratingsThe war has only just begun.While rescuing a world from Centaur control, the Marines discover that not all humans on the planet are slaves. The Children of Angels believe their masters have been sent by the gods to lift up mankind.Humanity now has two enemies, one from the farthest reaches of the Galaxy and the other from within... -
![Legacy of Stars by J.N. Chaney, Terry Maggert]()
Legacy of Stars by J.N. Chaney, Terry Maggert
Rated: 4.59 of 5 stars · 17 ratingsThere are some things you simply can’t escape. For Van, it’s family.Out among the stars, his cousin, Carter Yost, drags Van and his team into a criminal ring run by the High Doctor- a dangerous con artist with delusions of grandeur. Working from the abandoned world of Pathway, the High Doctor has created a cult, stealing a fortune from the fearful, sick, and scared... -
![Fortitude by Glynn Stewart]()
Fortitude by Glynn Stewart
Rated: 4.42 of 5 stars · 12 ratingsAn offer that no one else could matchA mission that no one else could achieveAn enemy only a few know they share…Commodore Kira Demirci is now the commander of a small but powerful mercenary force—one of the most dangerous in the cluster of stars she now calls home. Her own actions have brought peace to the Syntactic Cluster, though, and a mercenary is in limited demand...Categorized as:
military space-opera galactic-empire space-fleet sci-fi action-adventure soldiers fiction -
![Duchess of Terra by Glynn Stewart]()
Duchess of Terra by Glynn Stewart
Rated: 4.42 of 5 stars · 26 ratingsWhen Terra knelt to an alien Imperium They guaranteed our safety and our future But now their enemies are coming for us To preserve humanity’s survival and freedom in a hostile galaxy, Annette Bond tied her world to the A!Tol Imperium, taking on the mantle of Duchess of Terra to rule humanity in the Imperium’s name...Categorized as:
aliens female-mc galactic-empire military space-fleet space-opera action-adventure adult -
![Terra and Imperium by Glynn Stewart]()
Terra and Imperium by Glynn Stewart
Rated: 4.44 of 5 stars · 23 ratingsSecrets both ancient and new. Powers great and greater— With Terra caught in the middle Humanity’s first colony is a project neither the Duchy of Terra nor the A!Tol Imperium can allow to fail. The planet Hope in the Alpha Centauri system has been lavished with resources and attention—but when an unknown alien force attacks the system, all of that is in danger...Categorized as:
aliens female-mc galactic-empire military space-fleet space-opera action-adventure adult -
![The Terran Privateer by Glynn Stewart]()
The Terran Privateer by Glynn Stewart
Rated: 4.31 of 5 stars · 16 ratingsEarth is conquered. Sol is lost. One ship is tasked to free them. One Captain to save them all. When an alien armada destroys the United Earth Space Force and takes control of the human homeworld, newly reinstated Captain Annette Bond must take her experimental hyperspace cruiser Tornado into exile as Terra’s only interstellar privateer...Categorized as:
aliens female-mc galactic-empire military space-fleet space-opera action-adventure adult -
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![Reformer by Richard F. Weyand]()
Reformer by Richard F. Weyand
Rated: 4.57 of 5 stars · 7 ratingsTHE EMPIRE NEEDS A REFORMERThe Sintaran Empire rules three hundred trillion subjects on 150,000 planets. Two trillion of them are government employees. Ruling over this vast bureaucracy is the Imperial Council. It’s only check: The Empress, whose every decree is binding law.The uneasy balance of power between the Council and the Throne is eroding... -
![Usurper by Richard F. Weyand]()
Usurper by Richard F. Weyand
Rated: 4.57 of 5 stars · 7 ratingsTHE REFORMS MUST CONTINUEAt the age of twenty-seven, Deanna Dunham Garrity has become the Empress of Sintar, absolute ruler of 150,000 worlds and their 300 trillion inhabitants. She would continue the reforms of her predecessor, but the Imperial Council stands in her way...Categorized as:
space-opera galactic-empire space-fleet military romance sci-fi space action-adventure -
![Star Force: Origin Series Box Set (97-100) by Aer-ki Jyr]()
Star Force: Origin Series Box Set (97-100) by Aer-ki Jyr
Rated: 4.50 of 5 stars · 8 ratingsThe Origin Series is empire building at its finest, with 100 episodes and over 2.5 million words in the military science fiction serial detailing the rise of Star Force from corporate entity into an interstellar empire over the course of more than a millennium... -
![Star Force: Rift by Aer-ki Jyr]()
Star Force: Rift by Aer-ki Jyr
Rated: 4.50 of 5 stars · 8 ratingsThe temporary truce between Star Force and the V'kit'no'sat sends shockwaves throughout the galaxy. No one has ever defied the V'kit'no'sat and lived, but now Star Force has and many races are taking notice...including one that no one expects, on either side... -
![Star Force: Excalibur by Aer-ki Jyr]()
Star Force: Excalibur by Aer-ki Jyr
Rated: 4.50 of 5 stars · 8 ratingsThe Zak'de'ron take note of the Rit'ko'sor joining Star Force, making contact and making their wishes known...but in the process they make a critical mistake that will forever alter their relationship with the trailblazers... -
![Breaking Point by David Alastair Hayden]()
Breaking Point by David Alastair Hayden
Rated: 4.50 of 5 stars · 8 ratingsSilky, Siv, and Mitsuki are now willing to do whatever it takes to find and rescue Ambassador Galen Vim. But government agents, criminal organizations, and bounty hunters swarm the Titus II system. Getting to the planet alive may be the easiest part of this mission since no one has seen the ambassador since he was captured by Tekk Reapers...Categorized as:
space-opera military space-fleet galactic-empire sci-fi audiobook humor action-adventure -
![Excalibur Lost: a Space Opera Novella by Glynn Stewart]()
Excalibur Lost: a Space Opera Novella by Glynn Stewart
Rated: 4.40 of 5 stars · 10 ratingsA broken speciesA broken manA lost legend…Only dreams and stories remain of the worlds humanity once called home, but scattered refugees live in the corners of the empire of their conquerors, the Sacred Council of Races...Categorized as:
aliens galactic-empire military space-fleet space-opera action-adventure adult angst -
![Galactar by Anthony James]()
Galactar by Anthony James
Rated: 4.40 of 5 stars · 10 ratingsFollowing decades of war and the recent catastrophic loss of an entire planet, the Human Planetary Alliance is riven by internal disputes and rivalries. The military’s old guard fights for power against those who see a chance to turn things around.After a series of hard-fought victories, Captain Carl Recker is becoming recognized as a man who gets results - a man who knows how to beat the Daklan... -
![Fulcrum Gun by Anthony James]()
Fulcrum Gun by Anthony James
Rated: 4.40 of 5 stars · 10 ratingsLost in hostile space and pursued by the most powerful warship in the known universe, Captain Carl Recker is losing hope and running out of options. His battleship Fulcrum is no match for this enemy and the Meklon aliens who might have helped him are dead, killed by the Galactar’s murderous weaponry.Somehow, Recker must find a way to succeed where the might of an alien empire already failed... -
![Laws of Ancidium by Anthony James]()
Laws of Ancidium by Anthony James
Rated: 4.40 of 5 stars · 10 ratingsHaving fought his hardest battle, Captain Carl Recker returns to planet Lustre, bringing the alien battleship Fulcrum with him.Recker is under no illusions that he’ll be offered backdated shore leave, but his feet don’t even touch the ground before trouble shows up. A heavily armed fifty-thousand-metre Meklon interstellar drops out of lightspeed near the planet... -
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![Backyard Starship by J.N. Chaney, Terry Maggert]()
Backyard Starship by J.N. Chaney, Terry Maggert
Rated: 4.34 of 5 stars · 27 ratingsWhen Van Tudor returns to his childhood home, he inherits more than the family farm.His grandfather used to tell him fantastic stories of spacemen and monsters, princesses and galactic knights. Little did Van realize, the old man's tales were more than fiction. They were real.Hidden beneath the old barn, Van’s legacy is waiting: a starship, not of this world...Categorized as:
aliens galactic-empire military space-fleet space-opera action-adventure audiobook book -
![Raven's Peace by Glynn Stewart]()
Raven's Peace by Glynn Stewart
Rated: 4.31 of 5 stars · 13 ratingsTen thousand stars, once chained, taste freedom An eternal empire, once undefeated, falls to pieces An alliance, once united, now lacks a common foe War was hard enough. Peace may be impossible For seventeen years, Colonel Henry Wong and the United Planets Space Force have fought the Kenmiri Empire...Categorized as:
aliens galactic-empire military space-fleet space-opera action-adventure adult audiobook -
![Blue Shift by J.N. Chaney, Terry Maggert]()
Blue Shift by J.N. Chaney, Terry Maggert
Rated: 4.68 of 5 stars · 11 ratingsWhen Van gains rank as a Peacemaker, he becomes a bigger target for the criminals scattered among the stars.And he wouldn’t have it any other way.On a distant world under an alien sun, hunters and their companions—the Rovan—bond in a ritual as old as their civilization. But one of the hunters is missing, and Van, along with his growing crew, knows where to look... -
![The Valhalla Call by Evan Currie]()
The Valhalla Call by Evan Currie
Rated: 4.25 of 5 stars · 16 ratingsIn The Valhalla Call we bring the Hayden War Arc that began in On Silver Wings to its startling conclusion. Newly minted Lieutenant Sorilla Aida has a new mission and new allies, gear, and support as she is tasked with a job that could ensure that the human race stands a chance of reaching a technical parity with the mysterious alien alliance... -
![By Other Means by Evan Currie]()
By Other Means by Evan Currie
Rated: 4.25 of 5 stars · 16 ratingsThe Hayden War has ended and now SOLCOM and the Alliance are face to face in talks, but neither side has the slightest idea what happened in the ultimate battle of the war... -
![Slave Trade by Craig Martelle, Michael Anderle]()
Slave Trade by Craig Martelle, Michael Anderle
Rated: 4.64 of 5 stars · 11 ratingsNo respect for life. Or the law. It’s the trade. In sentience. Run by the Corranites, creatures that have always traded in intelligent alien life.Bought and sold. Nothing more than property.Rivka is having none of it. With an eye toward taking the entire supply line down, she launches into the greater galaxy. All the way to the heart of the Federation.It’s bigger than anyone knows... -
![Valdar's Hammer by Richard Fox, Scott Moon]()
Valdar's Hammer by Richard Fox, Scott Moon
Rated: 4.50 of 5 stars · 6 ratingsWar has come to Syracuse, and only one team of Terran Strike Marines can save the planet. They are Valdar's Hammer. Admiral Isaac Valdar leads the Breitenfeld, and a fleet of Dotari allies, in a last ditch attempt to break a Kesaht blockade over the human colony. Failure means the death of millions of innocent lives - but the aging carrier, and her commander, have a reputation for miracles... -
![Degeneration by Sarah Noffke, J.N. Chaney]()
Degeneration by Sarah Noffke, J.N. Chaney
Rated: 4.50 of 5 stars · 6 ratingsKill the bad guys. Save the Galaxy. All in a hard day’s work. Eddie might be enhanced, but Ghost Squadron must expand if they’re going to keep the Federation safe from Felix Castile, a man hell bent on nothing less than the assassination of General Lance Reynolds. To stop him, Ghost Squadron will have to do the impossible----infiltrate the enemy’s stronghold...Categorized as:
aliens galactic-empire military space-fleet space-opera action-adventure adult audiobook -
![Kill Box by Rick Partlow]()
Kill Box by Rick Partlow
Rated: 4.50 of 5 stars · 6 ratingsBook 9 in the Amazon Bestselling Drop Trooper series by Rick Partlow is here... -
![The Dragonback Series Books 4–6: Dragon and Herdsman, Dragon and Judge, Dragon and Liberator by Timothy Zahn]()
The Dragonback Series Books 4–6: Dragon and Herdsman, Dragon and Judge, Dragon and Liberator by Timothy Zahn
Rated: 4.50 of 5 stars · 6 ratingsThe final three novels in the Dragonback sci-fi saga from the #1 New York Times–bestselling and Hugo Award–winning author of Star Wars: Thrawn—“Enthralling” (Science Fiction Chronicle). Young fugitive Jack Morgan and alien K’da warrior Draycos are inseparable—quite literally. They’ve been together since a desperate Draycos was forced to bond with Jack as his host in order to survive... -
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![Star Force: Maty by Aer-ki Jyr]()
Star Force: Maty by Aer-ki Jyr
Rated: 4.50 of 5 stars · 6 ratingsThe universe is not predictable, no matter how much experience you gain. You may delude yourself into thinking so...until the universe educates you otherwise in dramatic fashion... -
![Star Force: Phoenix by Aer-ki Jyr]()
Star Force: Phoenix by Aer-ki Jyr
Rated: 4.50 of 5 stars · 6 ratingsCal-com's journey is not at an end. In fact, it's just beginning.. -
![Acheron Redemption by Ken Lozito]()
Acheron Redemption by Ken Lozito
Rated: 4.50 of 5 stars · 6 ratingsSentinel warships were the answer to the Federation Wars. They brought peace and stability....or so they thought.The Sentinels are a menace, terrorizing spacers across the galaxy in their hunt. But change is coming, and spacers across the galaxy will have to choose whether to fight for their future or not... -
![Star Force: Dawn of the Apocalypse by Aer-ki Jyr]()
Star Force: Dawn of the Apocalypse by Aer-ki Jyr
Rated: 4.50 of 5 stars · 6 ratingsThe onslaught has begun and the galaxy must cope with a very slow moving certainty of its eventual destruction... -
![Star Force: Reclaimers by Aer-ki Jyr]()
Star Force: Reclaimers by Aer-ki Jyr
Rated: 4.50 of 5 stars · 6 ratingsDoes Star Force have enough races in it yet? No...not even close... -
![Shadows of Olympus by Christian Kallias]()
Shadows of Olympus by Christian Kallias
Rated: 4.50 of 5 stars · 6 ratingsWith the arrival of a powerful new threat in orbit around Earth, the Alliance is forced to vacate Earth space while a small group stays behind to ensure humanity isn’t enslaved or worse, wiped out. Meanwhile, the rest of the fleet splits into separate missions, each of them vital in rebuilding the Earth Alliance forces and strengthening what’s left of the fleet...Categorized as:
galactic-empire military space-fleet space-opera action-adventure adult book dystopia -
![Chaos Rising by Timothy Zahn]()
Chaos Rising by Timothy Zahn
Rated: 4.26 of 5 stars · 33 ratingsNEW YORK TIMES BESTSELLERDiscover Thrawn’s origins within the Chiss Ascendancy in the first book in an epic new Star Wars trilogy from bestselling author Timothy Zahn.Beyond the edge of the galaxy lies the Unknown Regions: chaotic, uncharted, and near impassable, with hidden secrets and dangers in equal measure...Categorized as:
aliens galactic-empire military space-fleet space-opera action-adventure adult audiobook -
![In Harm's Way by John Spearman]()
In Harm's Way by John Spearman
Rated: 4.43 of 5 stars · 7 ratingsThe continuing adventures of Captain Jonah Halberd, Royal Navy of the Interplanetary Commonwealth. Join Captain Halberd in the Commonwealth's fight against the Rodinan Federation. A thinker as well as a man of action, Halberd finds ways to improve his odds when he finds himself 'In Harm's Way...Categorized as:
military space-opera space-fleet sci-fi action-adventure violent-conflict space fiction -
![War Eternal, Books 1-3 by M.R. Forbes]()
War Eternal, Books 1-3 by M.R. Forbes
Rated: 4.38 of 5 stars · 8 ratings3 books. 1000+ pages. Over 100,000 unbundled copies sold. Book 1: Starship Eternal A lost starship... A dire warning from futures past... A desperate search for salvation… Captain Mitchell “Ares” Williams is a Space Marine and the hero of the Battle for Liberty, whose Shot Heard ‘Round the Universe saved the planet from a nearly unstoppable war machine... -
![Evasion (Scattered Stars: Evasion Book 1) by Glynn Stewart]()
Evasion (Scattered Stars: Evasion Book 1) by Glynn Stewart
Rated: 4.38 of 5 stars · 8 ratingsA captain on the run from the horrors of his pastA girl on the run from the trap of her presentA ship that will bring them togetherCaptain Evridiki “EB” Bardacki was once a nova fighter pilot for a nation he truly believed in. Betrayal and failure sent him into exile and flight...Categorized as:
galactic-empire military space-fleet space-opera action-adventure adult book fiction -
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![Star Force: Origin Box Set #93-96 by Aer-ki Jyr]()
Star Force: Origin Box Set #93-96 by Aer-ki Jyr
Rated: 4.38 of 5 stars · 8 ratingsThe Origin Series is empire building at its finest, with 100 episodes and over 2.5 million words in the military science fiction serial detailing the rise of Star Force from corporate entity into an interstellar empire over the course of more than a millennium... -
![Star Force: Origin Series by Aer-ki Jyr]()
Star Force: Origin Series by Aer-ki Jyr
Rated: 4.38 of 5 stars · 8 ratingsThe Origin Series is empire building at its finest, with 100 episodes and over 2.5 million words in the military science fiction serial detailing the rise of Star Force from corporate entity into an interstellar empire over the course of more than a millennium... -
![Star Force: Origin Series by Aer-ki Jyr]()
Star Force: Origin Series by Aer-ki Jyr
Rated: 4.38 of 5 stars · 8 ratingsThe Origin Series is empire building at its finest, with 100 episodes and over 2.5 million words in the military science fiction serial detailing the rise of Star Force from corporate entity into an interstellar empire over the course of more than a millennium... -
![Red Team Alpha by Jay Allan]()
Red Team Alpha by Jay Allan
Rated: 4.38 of 5 stars · 8 ratingsA New Adventure Set in the Crimson Worlds Universe (Over 800,000 Crimson Worlds Book Sold) Red Team Alpha. An elite military unit. Twenty highly-trained veteran warriors, Mars’ best. They are ready to face whatever dangers threaten the Confederation. They are capable, dedicated, armed with the best technology Mars has to offer. And they don’t exist, at least not officially...Categorized as:
aliens galactic-empire military space-fleet space-opera action-adventure adult audiobook -
![Empires in Ruin by Anthony James]()
Empires in Ruin by Anthony James
Rated: 4.38 of 5 stars · 8 ratingsProtected by their energy shields, the Lavorix warships Aeklu and Verumol survived the largest explosion ever created by technology. Now salvaged by the Human Planetary Alliance and their new Daklan allies, these once unstoppable weapons of mass destruction sit in a construction yard undergoing extensive repairs... -
![Star Force: Ysalamir by Aer-ki Jyr]()
Star Force: Ysalamir by Aer-ki Jyr
Rated: 4.38 of 5 stars · 8 ratingsV'kit'no'sat and Star Force must unite for a special project in order to find a better way to fight the Hadarak...Categorized as:
aliens galactic-empire military space-fleet space-opera action-adventure book exploration
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