Cadicle
by Amy DuBoff
4.15 · 54 ratings
space · sci-fi · space-opera · fiction · audiobook · book · military · galactic-empire · young-adult · female-author · violent-conflict · genetic-engineering · space-fleet · action-adventure · supernatural · box-set · paranormal · adult · aliens · epic
Cadicle: Similar series
Legacy Fleet Trilogy
by Nick Webb
4.10 · 89 ratings
action-adventure · supernatural · soldiers · sci-fi · galactic-empire · space-opera · first-contact · space-travel · military · audiobook · adult · space-fleet · space · violent-conflict · invasion · war · book · technothriller · colonization · exploration
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The Kurtherian Gambit
by Michael Anderle
4.48 · 585 ratings
aliens · fiction · vampires · urban-fantasy · paranormal · action-adventure · violent-conflict · shapeshifters · genetic-engineering · space · galactic-empire · military · space-opera · book · audiobook · war · sci-fi · suspense · invasion · first-contact
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Chaos of the Covenant
by M.R. Forbes
4.35 · 109 ratings
invasion · book · angels · audiobook · genetic-engineering · space · female-mc · fiction · aliens · sci-fi · space-opera · military · adult · violent-conflict · soldiers · heroic-fantasy · action-adventure · space-fleet · galactic-empire · demons
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Kurtherian Gambit Universe
by Michael Anderle
4.48 · 1998 ratings
fiction · book · genetic-engineering · action-adventure · audiobook · sci-fi · violent-conflict · aliens · urban-fantasy · paranormal · military · space · adult · space-opera · galactic-empire · shapeshifters · first-contact · vampires · young-adult · invasion
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Aurora Rising
by G.S. Jennsen
4.13 · 66 ratings
sci-fi · space-travel · space-opera · military · first-contact · action-adventure · fiction · galactic-empire · cyberpunk · colonization · violent-conflict · space-fleet · aliens · exploration · ai · space · romance · book · soldiers · adult
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Lost Starship
by Vaughn Heppner
4.24 · 155 ratings
military · space-fleet · adult · genetic-engineering · violent-conflict · soldiers · galactic-empire · space-opera · colonization · aliens · fiction · action-adventure · invasion · book · space · sci-fi · audiobook · space-travel · exploration · ai
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Fractured Era
by Autumn Kalquist
3.60 · 64 ratings
fiction · sci-fi · post-apocalyptic · book · dystopia · genetic-engineering · action-adventure · travel · space-opera · young-adult · space · apocalyptic · female-author · mystery · military · space-fleet · violent-conflict · coming-of-age · loner-mc · exploration
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Backyard Starship
by J.N. Chaney
4.57 · 202 ratings
fiction · book · military · violent-conflict · sci-fi · space · space-fleet · soldiers · space-opera · action-adventure · aliens · adult · galactic-empire · colonization · invasion · genetic-engineering · audiobook · pulp · young-adult · ai
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Age of Expansion: The Ascension Myth
by Ell Leigh Clarke
4.46 · 150 ratings
book · colonization · supernatural · aliens · fiction · sci-fi · space-opera · galactic-empire · audiobook · space · military · violent-conflict · invasion · space-travel · genetic-engineering · adult · space-fleet · exploration · soldiers · action-adventure
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Galactic Football League
by Scott Sigler
4.39 · 130 ratings
book · space · audiobook · fiction · sci-fi · sports · aliens · young-adult · action-adventure · violent-conflict · military · space-opera · space-fleet · soldiers · galactic-empire · genetic-engineering · mystery · crime · hard-sci-fi · children
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Dark Space
by Jasper T. Scott
3.84 · 82 ratings
invasion · space-fleet · book · galactic-empire · audiobook · space · fiction · aliens · sci-fi · space-opera · military · violent-conflict · adult · historical · supernatural · genetic-engineering · dystopia · cyberpunk · steampunk · industrial-era
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NeoG
by K.B. Wagers
4.01 · 33 ratings
action-adventure · galactic-empire · audiobook · space · genetic-engineering · book · colonization · sci-fi · space-opera · military · adult · space-fleet · lgbtq · fiction · mystery · found-family · post-apocalyptic · female-author · violent-conflict · war
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The Last Hunter
by J.N. Chaney
4.44 · 127 ratings
book · invasion · aliens · fiction · colonization · galactic-empire · space-opera · soldiers · sci-fi · adult · space-fleet · space · genetic-engineering · violent-conflict · military · first-contact · action-adventure · audiobook · exploration · space-travel
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The Siege of Terra
by Dan Abnett
4.18 · 116 ratings
adult · violent-conflict · military · sci-fi · exploration · action-adventure · fiction · space · audiobook · space-fleet · space-opera · soldiers · grim-dark · genetic-engineering · book · first-contact · aliens · galactic-empire · colonization · invasion
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The Interstellar Age
by Valmore Daniels
3.77 · 26 ratings
fiction · action-adventure · young-adult · sci-fi · galactic-empire · space-travel · space-opera · first-contact · military · space-fleet · violent-conflict · space · invasion · book · aliens · exploration · audiobook
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AI Fleet
by Isaac Hooke
4.04 · 24 ratings
violent-conflict · space · cyberpunk · audiobook · adult · military · first-contact · space-fleet · galactic-empire · space-opera · soldiers · sci-fi · aliens · fiction · colonization · supernatural · book · ai · action-adventure · war
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Valerie’s Elites
by Justin Sloan
4.51 · 31 ratings
galactic-empire · space-travel · soldiers · sci-fi · space-fleet · space · genetic-engineering · first-contact · violent-conflict · military · audiobook · book · invasion · aliens · exploration · fiction · action-adventure · colonization · shapeshifters · vampires
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The Ixan Universe
by Scott Bartlett
3.94 · 54 ratings
fiction · soldiers · sci-fi · space-opera · military · adult · space-fleet · violent-conflict · book · galactic-empire · audiobook · space · hard-sci-fi · aliens · first-contact · invasion · colonization · action-adventure · space-travel · supernatural
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Asterion Noir
by G.S. Jennsen
4.39 · 18 ratings
cyberpunk · genetic-engineering · space · audiobook · galactic-empire · politics · suspense · colonization · book · technothriller · invasion · romance · space-fleet · adult · violent-conflict · first-contact · horror · military · space-travel · space-opera
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Cadicle
by Amy DuBoff
4.15 · 54 ratings
space · sci-fi · space-opera · fiction · audiobook · book · military · galactic-empire · young-adult · female-author · violent-conflict · genetic-engineering · space-fleet · action-adventure · supernatural · box-set · paranormal · adult · aliens · epic
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Mech Wars
by Scott Bartlett
3.86 · 22 ratings
colonization · supernatural · book · invasion · space · aliens · fiction · hard-sci-fi · violent-conflict · space-fleet · adult · military · first-contact · space-travel · space-opera · soldiers · sci-fi · audiobook · galactic-empire · action-adventure
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The Eurynome Code
by K. Gorman
4.27 · 22 ratings
space · book · military · female-author · violent-conflict · first-contact · space-fleet · adult · sci-fi · space-opera · fiction · audiobook · genetic-engineering · galactic-empire · colonization · soldiers · space-travel · female-mc · action-adventure · aliens
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Dead Enders
by Mike Resnick
3.09 · 11 ratings
space-opera · soldiers · sci-fi · violent-conflict · space-fleet · military · first-contact · espionage · action-adventure · aliens · exploration · fiction · galactic-empire · political-intrigue · space · book · space-travel · lgbtq · quest · genetic-engineering
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Lone Wolf Squadron
by Jamie Davis
4.83 · 6 ratings
book · fiction · galactic-empire · space-opera · space-travel · soldiers · space-fleet · space · genetic-engineering · violent-conflict · military · invasion · aliens · exploration · young-adult · supernatural · sci-fi · first-contact · action-adventure · adult
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