Books like 'The Stardust Grail'
Readers who enjoyed The Stardust Grail by Yume Kitasei also liked the following books featuring the same tropes, story themes, relationship dynamics and character types.
sc-fi action / adventure space military, war & conflict space-opera aliens heist invasion space-travel crime
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The Colossus by Jay Allan
Rated: 4.50 of 5 stars · 10 ratingsThe Hegemony strikes again… The Confederation and its allies have won their first victory, retaken their capital from he forces of the Hegemony. But the enemy is not beaten, far from it, and they are back, with an unstoppable weapon, a vast superbattleship, a deadly hybrid of imperial and Hegemony technology, called the Colossus...Categorized as:
aliens exploration first-contact invasion space-opera space-travel action-adventure adult -
![Messinants by S.H. Jucha]()
Messinants by S.H. Jucha
Rated: 4.50 of 5 stars · 10 ratingsPyre is a volatile planet. Its surface belches heat and noxious gases, forcing downsiders to inhabit domes. But Pyre’s instability isn’t limited to its geology. The colonists, who were marooned in the system hundreds of years ago, have endured a tumultuous history.Exploring Triton, Pyre’s third moon, spacers inadvertently activate an alien dome...Categorized as:
aliens exploration first-contact invasion space-opera space-travel action-adventure adult -
![Elvians by S.H. Jucha]()
Elvians by S.H. Jucha
Rated: 4.50 of 5 stars · 10 ratingsTwo crises challenge the Omnians. Alex Racine’s fleet draws a first-contact conflict, which faces the Ollassa, a symbiotic flora race. The Omnian fleet sails from alliance space in an effort to interdict an alien ship that arrives at the Worlds of Lights, the Ollassa system. Soon after arriving, the alien ship deploys machines to scour asteroids for resources in the system’s far belt...Categorized as:
aliens exploration first-contact invasion space-opera space-travel action-adventure adult -
![SADEs by S.H. Jucha]()
SADEs by S.H. Jucha
Rated: 4.50 of 5 stars · 10 ratingsDangerous forces are at work across galactic space that the Omnians are attempting to stabilize, but their resources are severely strained. The SADEs, self-aware digital entities, express to Alex Racine and Renée de Guirnon their desire to know the method of their creation. Alex and Renée, the Omnian co-leaders, want to obtain the knowledge for the SADEs, who are humans’ closest allies...Categorized as:
aliens exploration first-contact invasion space-opera space-travel action-adventure adult -
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![Delphi Colony by Bob Blanton, Jessica Gurd]()
Delphi Colony by Bob Blanton, Jessica Gurd
Rated: 4.42 of 5 stars · 12 ratingsBook 8 of the popular series Delphi in Space. The McCormacks are finally going to start an Earth Colony and the Paraxeans are finally getting a home. Catie is going to the Academy and Marc is going to Artemis...Categorized as:
aliens exploration first-contact invasion space-opera space-travel action-adventure ai -
![Delphi Challenge by Bob Blanton, Jessica Gurd]()
Delphi Challenge by Bob Blanton, Jessica Gurd
Rated: 4.42 of 5 stars · 12 ratingsBook 9 of the popular series Delphi In Space Delphi. In it, we find the McCormacks having to defend Artemis from the same Aliens that attacked the Paraxean colony fleet over 70 years before. Follow along as Catie finally graduates from the Academy...Categorized as:
aliens exploration first-contact invasion space-opera space-travel action-adventure ai -
![Nua'll by S.H. Jucha]()
Nua'll by S.H. Jucha
Rated: 4.42 of 5 stars · 12 ratingsThe Omnian expeditionary fleet sails for the faraway place they call “the wall.” The worlds of humankind have consolidated their resources to create a powerful armada to confront the alien federation.During the Omnians’ previous encounter with an alien fleet at the wall, the Nua’ll comm sphere spoke to them in multiple languages...Categorized as:
aliens exploration first-contact invasion space-opera space-travel action-adventure adult -
![Delphi Diversion by Bob Blanton]()
Delphi Diversion by Bob Blanton
Rated: 4.42 of 5 stars · 12 ratingsCatie is on her way back to Earth after having settled the Fazulan slaves when the wormhole her ship is traveling in collapses. They are diverted to another system where big chunks are flying around. They rescue a ship and find themselves in the middle of a series of mysteries...Categorized as:
aliens exploration first-contact space-opera space-travel action-adventure audiobook book -
![Rising Force by Ken Lozito]()
Rising Force by Ken Lozito
Rated: 4.42 of 5 stars · 12 ratingsEight months have passed since the Star Shroud barrier was engaged to protect the Earth, but it won’t last, and humanity is scrambling to build a fleet. Cut off from home, the crew of the Athena has taken refuge on the Boxan colony world, a last safe haven for the creators of the Star Shroud...Categorized as:
aliens exploration first-contact invasion space-opera space-travel action-adventure adult -
![The Legend of ZERO: Forgotten by Sara King]()
The Legend of ZERO: Forgotten by Sara King
Rated: 4.67 of 5 stars · 6 ratingsIt's been 819 years since Congress abandoned humanity to a Stone Age fate on an Earth infested with man-eating monsters, and now the galactic government, in all its benevolence, has come back to force humanity back into citizen status in its great collective......Except this time, thanks to Prime Commander Dobbs, humanity has a surprise for our alien conquerors... -
![Leviathan's Fear: A Military Sci-Fi Series by Craig Martelle]()
Leviathan's Fear: A Military Sci-Fi Series by Craig Martelle
Rated: 4.67 of 5 stars · 6 ratingsTrapped in Ga’ee space, Leviathan runs for its life.And the lives of its crew.Declan Payne and Harry Wesson decide to go on the offensive. They have no choice.They can’t go home. It only delays the inevitable.The Ga’ee march relentlessly into the space of the seven races while turning an inward eye toward the interloper, the ship they call God1...Categorized as:
aliens exploration first-contact invasion space-opera space-travel action-adventure adult -
![Junkyard Spaceship by Jamie McFarlane]()
Junkyard Spaceship by Jamie McFarlane
Rated: 4.46 of 5 stars · 21 ratingsWhen aliens threaten his country, one grumpy old vet will take the fight to the stars.Albert Jenkins would like nothing more than to putter around his junkyard, selling parts and working on old cars. When an alien spacecraft is shot down by US Air Defense and crash lands on his newly rebuilt home, he’s dragged back into the fight of his life...Categorized as:
aliens exploration first-contact invasion space-opera space-travel action-adventure adult -
![Darkness Beyond by Glynn Stewart]()
Darkness Beyond by Glynn Stewart
Rated: 4.41 of 5 stars · 24 ratingsA newly-founded human colony world burned from orbit A warship squadron of the galaxy’s oldest race ambushed and destroyed An ancient enemy reborn in the darkness beyond the known stars The A!Tol Imperium and their new human subjects have had fifteen years of relative peace. New colonies have been founded, new worlds explored, new ships built...Categorized as:
aliens exploration first-contact invasion space-opera space-travel action-adventure adult -
![All in Good Time by Mackey Chandler]()
All in Good Time by Mackey Chandler
Rated: 4.50 of 5 stars · 8 ratingsLiving by bad neighbors is hard. Especially when there is a whole mob of them. Needing to do business with them makes it harder. Imagine nine billion noisy disrespectful neighbors who can’t keep their word and would be just as happy to see you dead... -
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![Crusade by Glynn Stewart]()
Crusade by Glynn Stewart
Rated: 4.40 of 5 stars · 10 ratingsA newborn Alliance, forged to stop the destroyers of worldsA potential ally, with secrets hidden by a thousand liesA long-doomed star, whose ruins hold a vital answer...Categorized as:
aliens exploration first-contact invasion space-opera space-travel action-adventure adult -
![Alliance by S.H. Jucha]()
Alliance by S.H. Jucha
Rated: 4.40 of 5 stars · 10 ratingsOlawale Wombo and a small contingent of Omnians are sent to assist Earth to uplift its technological prowess. With the aid of the incomparable SADEs, advanced tech is transferred to the Sol Enclave, the system’s governing body.After Sol’s construction of Tridents, Omnian-designed warships, Earthers possess the ability to transit quickly among the stars...Categorized as:
aliens exploration first-contact invasion space-opera space-travel action-adventure adult -
![The Long Voyage of the Little Fleet by Mackey Chandler]()
The Long Voyage of the Little Fleet by Mackey Chandler
Rated: 4.40 of 5 stars · 10 ratingsIn the first book of this series "Family Law", Lee's parents and their business partner Gordon found a class A habitable planet. They thought their quest as explorers was over and they'd live a life of ease. But before they could return and register their claim Lee's parents died doing a survey of the surface...Categorized as:
aliens exploration first-contact space-opera space-travel action-adventure adult book -
![Refuge by Glynn Stewart]()
Refuge by Glynn Stewart
Rated: 4.36 of 5 stars · 11 ratingsA dying world, shattered by a broken machineA desperate flight, their only hope for refugeA robotic race, ally and destroyer alikeThe Republic of Exilium has grown in strength and confidence at the far end of the galaxy from the rest of mankind, sending out scout ships to survey the worlds around them as they try to learn more about the mysterious Construction Matrix AIs...Categorized as:
aliens exploration first-contact invasion space-opera space-travel action-adventure adult -
![Omnia by S.H. Jucha]()
Omnia by S.H. Jucha
Rated: 4.33 of 5 stars · 12 ratingsAlex Racine, who led an elite group of humans and SADEs (self-ware digital entities), left the newly discovered planet of Celus-5 under difficult circumstances. Few of the Harakens with Alex thought there was little he could do to bring peace to the embroiled planet...Categorized as:
aliens exploration first-contact invasion space-opera space-travel action-adventure adult -
![Celus-5 by S.H. Jucha]()
Celus-5 by S.H. Jucha
Rated: 4.33 of 5 stars · 12 ratingsFor the Sojourn’s initial mission, the Haraken explorer ship undertakes the investigation of Celus-5, a world identified by Willem, a SADE (self-aware digital entity), and his team of scientists, as the best prospect for a new colony.What should be a routine survey mission becomes a disaster. To the Harakens’ surprise, they discover, not one, but two alien species engaged in conflict...Categorized as:
aliens exploration first-contact invasion space-opera space-travel action-adventure adult -
![Emergence by Ken Lozito, Scott Aiello]()
Emergence by Ken Lozito, Scott Aiello
Rated: 4.29 of 5 stars · 14 ratingsAs the colony grapples with the realization that New Earth is not as uninhabited as they’d once thought, tensions between the colonial settlements rise to new heights, and the Colonial Defense Force finds itself caught in the middle. When Connor uncovers evidence of a militant colonial faction secretly exploiting the NEIIS, he has to investigate...Categorized as:
aliens exploration first-contact invasion space-opera space-travel action-adventure adult -
![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 dystopia exploration first-contact invasion space-opera space-travel action-adventure -
![The Deadliest of Intentions by Marc Stevens]()
The Deadliest of Intentions by Marc Stevens
Rated: 4.50 of 5 stars · 6 ratingsThe Principal Investigator of the Chaalt people, has covertly enlisted the aid of Nathan Myers and the crew of the Legacy. They desperately need help gaining access to their secret Prule research station. The facility has gone dark, and the automated defenses activated... -
![Star Force: Temple Wars by Aer-ki Jyr]()
Star Force: Temple Wars by Aer-ki Jyr
Rated: 4.50 of 5 stars · 6 ratingshe bell has been rung, and the Return of the Reignor has come...Categorized as:
aliens dystopia exploration invasion space-opera space-travel action-adventure adult -
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![Shout of Honor by Sharon Lee, Steve Miller]()
Shout of Honor by Sharon Lee, Steve Miller
Rated: 4.50 of 5 stars · 6 ratingsCommander Vepal is a Hero. He is also the Yxtrang ambassador to the greater universe. These two facts do not make Vepal's life easy. But they do make it interesting... -
![Corruption by Sarah Noffke, Michael Anderle]()
Corruption by Sarah Noffke, Michael Anderle
Rated: 4.50 of 5 stars · 6 ratingsA new evil lurks in the darkness. After an explosion, the crew of a battlecruiser mysteriously disappears.Bailey and Lewis, complete strangers, find themselves suddenly onboard the damaged ship. Lewis hasn’t worked a case in years, not since the final one broke his spirit and his bank account. The last thing Bailey remembers is preparing to take down a fugitive on Onyx Station...Categorized as:
aliens exploration first-contact invasion space-opera space-travel action-adventure book -
![Stardust by Edward W. Robertson]()
Stardust by Edward W. Robertson
Rated: 4.50 of 5 stars · 6 ratingsThe invaders have arrived. The last battle for humanity is about to begin. STARDUST is the final book in the Rebel Stars series...Categorized as:
aliens exploration first-contact invasion space-opera space-travel action-adventure adult -
![The Prisoner of Eldaron by Jay Allan, Mark Boyett]()
The Prisoner of Eldaron by Jay Allan, Mark Boyett
Rated: 4.38 of 5 stars · 8 ratingsThe Search for Erik Cain...The Superpowers of Earth have fought their final war, leaving Earth a devastated ruin, populated only by scattered groups of survivors living in primitive squalor. Out in space, however, humanity moves forward, and the former colonies of Earth's dead nations are now free from the yoke of the despotic governments that had long ruled over them...Categorized as:
aliens dystopia exploration first-contact invasion space-opera space-travel action-adventure -
![Delphi Envoy by Bob Blanton]()
Delphi Envoy by Bob Blanton
Rated: 4.38 of 5 stars · 8 ratingsCatie finally gets to go visit all the other civilizations known to the Paraxians. She is supposed to get them to join the Delphi League. But things don't go as smoothly as she expects. For some reason, there's resistance to anything she does. Come along and help Catie uncover the secrets on Aperanje...Categorized as:
aliens exploration first-contact invasion space-travel action-adventure audiobook book -
![Deep Black (Infinite Sky #1) by Samuel Best]()
Deep Black (Infinite Sky #1) by Samuel Best
Rated: 4.25 of 5 stars · 12 ratingsTwo crews return to Titan. Who will survive?Titan. Sixth moon of Saturn. A deadly enigma harboring the greatest secret in the history of humankind.In the wake of the first mission, two companies with very different goals plot a return to that distant moon. Their ships are safer, their technology has improved…and they want answers... -
![Delphi League by Bob Blanton]()
Delphi League by Bob Blanton
Rated: 4.39 of 5 stars · 17 ratingsThe Delphineans have to deal with the fact that the Fazullan ship has slaves on it. They repatriate the Paraxean slaves with Mangkator and need to find a planet for the other slaves. But what do they do with the Fazullans? Then Catie takes is assigned the mission to take the Onisiwoens, the third set of aliens, home...Categorized as:
aliens exploration first-contact invasion space-opera space-travel action-adventure ai -
![Legend of the Sword by Michael R. Hicks]()
Legend of the Sword by Michael R. Hicks
Rated: 4.21 of 5 stars · 14 ratingsSix months after the alien Kreelan Empire launched its invasion of human space, the Confederation of Humanity is rapidly growing. The planet of Saint Petersburg, however, would rather see the Confederation destroyed. With a secretly built navy, they have lured the Confederation fleet into a trap, even as the Kreelans prepare another devastating attack...Categorized as:
aliens dystopia first-contact invasion space-opera space-travel action-adventure adult -
![Prelude to Extinction by Andreas Karpf]()
Prelude to Extinction by Andreas Karpf
Rated: 4.21 of 5 stars · 14 ratingsEarth's first interstellar mission -- An alien colony in ruins -- Their fight for survival has only just begun.When Jack Harrison climbed down the short ladder from the airlock and stepped onto the debris covered soil, the ground crackled with the sound of dried leaves and twigs...Categorized as:
aliens dystopia exploration first-contact invasion space-opera space-travel action-adventure -
![Starship Sakira by Bob Blanton]()
Starship Sakira by Bob Blanton
Rated: 4.19 of 5 stars · 16 ratingsWhat would you do if you found a spaceship? Would you call the government, would you pretend you never saw it, or would you keep it a secret? What would you do with it? Use it to gallivant around the galaxy, conquer Earth, get filthy rich, or try to improve life on Earth? Read along and find out how Marc tries to convert Earth into a spacefaring world capable of defending itself and of being...Categorized as:
aliens exploration first-contact invasion space-opera space-travel action-adventure audiobook -
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![Delphi Embassy by Bob Blanton]()
Delphi Embassy by Bob Blanton
Rated: 4.37 of 5 stars · 17 ratingsAfter the Delphi League defeats the Fazullan invasion of Onisiwo, Catie is tasked with managing the Onisiwoen transition to the Delphi League as well as the repatriation of all the slaves from the Fazullan fleet. She has to navigate the complex diplomatic circles as different interests complete for advantage in the new age of interstellar trade...Categorized as:
aliens exploration first-contact invasion space-travel action-adventure book colonization -
![A.I. Battle Station by Vaughn Heppner]()
A.I. Battle Station by Vaughn Heppner
Rated: 4.43 of 5 stars · 14 ratingsWe defeated the invading death machines. But at a devastating cost, with smoldering radioactive craters on Mars, shattered moon-domes around Jupiter and floating junk where Saturn’s satellite cities used to orbit. We know more killing machines are coming and that the ultimate outcome seems hopeless. To win this war, we need more warships, more soldiers and a way to take the fight to the enemy...Categorized as:
aliens dystopia exploration first-contact invasion space-opera space-travel action-adventure -
![A.I. Assault by Vaughn Heppner]()
A.I. Assault by Vaughn Heppner
Rated: 4.36 of 5 stars · 17 ratingsJon Hawkins and his crew are exhausted and homesick. They've destroyed the alien machine menace, going deep into the Kuiper Belt to annihilate the secret A.I. base. From out here the sun looks like just another star. It's a lonely existence. They're ready to go home.What they don't know - what no one could - was that the A.I. destroyer was only a scout.More alien vessels drop out of hyperspace...Categorized as:
aliens dystopia exploration first-contact invasion space-opera space-travel action-adventure -
![Attack Plan Alpha by Jay Allan]()
Attack Plan Alpha by Jay Allan
Rated: 4.46 of 5 stars · 12 ratingsA battle is coming, the greatest the Rim has seen in ten thousand years, a fight for freedom, for the future, for the very survival of all humanity holds dear. Tyler Barron and his comrades are ready for their greatest test, but even as they prepare to hold the line at Fortress Striker, to turn back the Highborn’s imminent attack, the enemy have opened another front, one far to the rear...Categorized as:
aliens dystopia exploration first-contact invasion space-opera space-travel action-adventure -
![A.I. Void Ship by Vaughn Heppner]()
A.I. Void Ship by Vaughn Heppner
Rated: 4.46 of 5 stars · 12 ratingsThrough desperate tactics and by deliberately keeping a low profile, we survived the machine assaults longer than any human or cybership thought possible. But now our luck has deserted us. The main A.I. brain-core has just given human extinction top priority. The robots are massing an armada to exterminate us...Categorized as:
aliens dystopia exploration first-contact invasion space-opera space-travel action-adventure -
![The Kasari Nexus by Richard Phillips]()
The Kasari Nexus by Richard Phillips
Rated: 4.25 of 5 stars · 23 ratingsJennifer Smythe escapes Earth’s invasion by the insidious Kasari race, hijacks an alien starship, and survives the deadly passage through a wormhole.But escape is short-lived…When Jennifer emerges on the new world of Scion, she is confronted by the same deadly enemy...Categorized as:
aliens exploration first-contact invasion space-opera space-travel action-adventure adult -
![Interstellar War by G.P. Hudson]()
Interstellar War by G.P. Hudson
Rated: 4.33 of 5 stars · 6 ratingsA homeland in ashes. A merciless ancient enemy. A vicious new foe. A galaxy convulsing with war. With humanity on the brink of annihilation, only one option remains, Interstellar War. Can Jon Pike achieve victory, and revenge, for himself and humanity? Find out in Interstellar War, Book 5 of The Pike Chronicles...Categorized as:
aliens exploration first-contact invasion space-opera space-travel action-adventure adult -
![Ronin by Edward W. Robertson]()
Ronin by Edward W. Robertson
Rated: 4.33 of 5 stars · 6 ratingsThe Hive has survived their first fleet action against FinnTech. But in the process, they've lost the Hive itself. With their manufacturing base in Finn's hands, it's only a matter of time before they're outnumbered and destroyed. As Rada searches for a path to victory, she stumbles on a horrifying secret: the aliens who've kept humanity confined to the Solar System are about to make their move... -
![Hierarchy by Nathan Hystad]()
Hierarchy by Nathan Hystad
Rated: 4.33 of 5 stars · 6 ratingsAn impending promotion. A colony world. A betrayal of trust. Captain Thomas Baldwin has made a name for himself in a short period of time. The Statu have finally been defeated, and the Concord has Tom and his crew to thank for the victory. With the construction of more sophisticated cruise ships, offers are being extended to capable leaders...Categorized as:
aliens exploration first-contact invasion space-opera space-travel action-adventure adult -
![Target Earth by Vaughn Heppner]()
Target Earth by Vaughn Heppner
Rated: 4.25 of 5 stars · 8 ratingsWhat if you could right your greatest regret?Creed wishes he’d never left Jennifer behind in a dark and alien dimension where Abaddon transformed her into a superhuman killer.Creed helped kill Abaddon and put Jennifer in the Curator’s care—the only one with the hope of healing her—but guilt still gnaws at Creed...Categorized as:
aliens exploration first-contact invasion space-opera space-travel action-adventure adult -
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![Traitor by Edward W. Robertson]()
Traitor by Edward W. Robertson
Rated: 4.25 of 5 stars · 8 ratingsFinnTech has allied with the aliens who once pushed humanity to the brink of extinction. No one knows their next move. In desperation, Rada and Webber fly to the Locker. A pirate station in Uranus orbit, its fleet may be the only thing capable of resisting the FinnTech forces. But as Rada fights to bring the Locker to her side, she discovers a new conspiracy...Categorized as:
aliens exploration invasion space-opera space-travel action-adventure adult audiobook -
![A.I. Rescue by Vaughn Heppner]()
A.I. Rescue by Vaughn Heppner
Rated: 4.51 of 5 stars · 10 ratingsDespite being all alone—the only one of his kind—Bast Banbeck has generously helped humanity time and again against the death machines, saving us from extinction. Years ago, Jon Hawkins promised Bast that he would hunt for and save the Sacerdotes in return. But the homesick Bast is losing hope, drowning his sorrows in extended drinking bouts...Categorized as:
aliens dystopia exploration first-contact invasion space-opera space-travel action-adventure -
![The X-Ship by Vaughn Heppner]()
The X-Ship by Vaughn Heppner
Rated: 4.20 of 5 stars · 10 ratingsAfter endless years of fighting in a galaxy-wide war, the most decorated super-soldier of the Old Federation was granted leave, sliding into a stasis tube aboard a sleeper ship. The ship never reached its port, while the soldier woke up a thousand years later on an operating table.The Old Federation was gone, most planets hurled back into the Stone Age...Categorized as:
aliens exploration first-contact invasion space-opera space-travel action-adventure adult -
![The Fall by Jay Allan]()
The Fall by Jay Allan
Rated: 4.20 of 5 stars · 10 ratingsThe Epic Conclusion to the Crimson Worlds Series… Erik Cain is the hero of the Marine Corps, a celebrated warrior who has led his grim veterans into every war the Alliance and mankind have faced. But now he has left the Corps, driven to near madness by an overwhelming need for vengeance...Categorized as:
aliens dystopia exploration first-contact invasion space-opera space-travel action-adventure -
![Magwave by K. Patrick Donoghue]()
Magwave by K. Patrick Donoghue
Rated: 4.20 of 5 stars · 10 ratingsA harrowing tale of space exploration turned survival nightmare. Filled with aliens, science and suspense, Magwave blends the futuristic science fiction of Arthur C. Clarke with the twists and intrigue of a Tom Clancy thriller.Fresh off their historic discoveries on the Jupiter moon Callisto, the crew of the Rorschach Explorer and their colleagues in Mission Control should have known better...Categorized as:
aliens exploration first-contact invasion space-travel action-adventure adult audiobook -
![Descent into Darkness by Jay Allan, Jeffrey Kafer]()
Descent into Darkness by Jay Allan, Jeffrey Kafer
Rated: 4.20 of 5 stars · 10 ratingsVictory or death. Tyler Barron and his associates are divided, split between two courses of action. Barron doesn't believe in the desperate plan to eradicate the Highborn, the strange virus that has been created for that purpose, but may or may not be the exact formula used by the empire 300 years ago. There are too many possible problems..Categorized as:
aliens exploration first-contact invasion space-opera space-travel action-adventure adult
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