Pairing Series
by Christine Jayne Vann
4.00 · 1 ratings
mythical-creatures · first-contact · action-adventure · violent-conflict · adult · aliens · fiction · invasion · sci-fi · book
Pairing Series: Similar series
Catteni
by Anne McCaffrey
3.96 · 124 ratings
adult · invasion · romance · violent-conflict · female-author · first-contact · space-opera · space-travel · sci-fi · aliens · fiction · action-adventure · futuristic · dystopia · space · audiobook · colonization · other-world · female-mc · survival
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Junkyard Pirate
by Jamie McFarlane
4.43 · 101 ratings
aliens · fiction · sci-fi · book · invasion · adult · violent-conflict · space · first-contact · military · space-opera · colonization · soldiers · action-adventure · audiobook · humor · exploration · space-travel · outlaws · galactic-empire
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The Second Dark Ages
by Michael Anderle
4.53 · 88 ratings
adult · sci-fi · action-adventure · fiction · genetic-engineering · paranormal · post-apocalyptic · book · violent-conflict · aliens · apocalyptic · dystopia · vampires · urban-fantasy · shapeshifters · military · audiobook · first-contact · space · suspense
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Chanur
by C.J. Cherryh
4.10 · 105 ratings
space · cats · space-opera · sci-fi · adult · animals · aliens · fiction · invasion · violent-conflict · first-contact · female-author · action-adventure · audiobook · book · hard-sci-fi · anthologies · box-set · female-mc · literary
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Legacy Ship Trilogy
by Nick Webb
4.23 · 44 ratings
book · first-contact · technothriller · invasion · action-adventure · aliens · exploration · fiction · colonization · supernatural · space-travel · space-opera · galactic-empire · soldiers · sci-fi · violent-conflict · space · space-fleet · adult · audiobook
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In Her Name
by Michael R. Hicks
4.23 · 161 ratings
military · violent-conflict · sci-fi · space-opera · aliens · fiction · space · galactic-empire · first-contact · adult · invasion · book · action-adventure · war · epic · space-travel · warriors · dystopia · romance · post-apocalyptic
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Alien Invasion
by Sean Platt
3.83 · 96 ratings
apocalyptic · aliens · action-adventure · fiction · sci-fi · horror · first-contact · adult · violent-conflict · post-apocalyptic · invasion · book · colonization · audiobook · dystopia · humor · comedy · space · military · space-fleet
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The Damned
by Alan Dean Foster
3.71 · 45 ratings
fiction · military · audiobook · space · violent-conflict · adult · sci-fi · space-opera · action-adventure · aliens · war · invasion · anthologies · book · first-contact · philosophy · classics · genetic-engineering · box-set · soldiers
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Exile
by Glynn Stewart
4.31 · 42 ratings
sci-fi · exploration · fiction · action-adventure · book · space-fleet · adult · violent-conflict · space · military · space-travel · space-opera · aliens · war · invasion · audiobook · first-contact · galactic-empire · ai · angst
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The Henry Gallant Saga
by H. Peter Alesso
4.05 · 58 ratings
galactic-empire · action-adventure · aliens · fiction · invasion · book · time-travel · military · genetic-engineering · violent-conflict · space-fleet · sci-fi · space-opera · colonization · first-contact · war · space · adult · young-adult · paranormal
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Alien Gladiators of Sikoda
by Madison Savage
3.98 · 28 ratings
abuse · female-mc · aliens · fiction · action-adventure · invasion · kidnapping · book · first-contact · fighter · adult · alpha-mc · violent-conflict · dark · sci-fi · warriors · barbarians · romance · galactic-empire · angst
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Shamans & Shifters Space Opera
by Jenny Schwartz
4.33 · 46 ratings
romance · shapeshifters · book · paranormal · space · aliens · fiction · action-adventure · sci-fi · space-travel · space-opera · first-contact · adult · futuristic · outlaws · space-fleet · magic · fae · colonization · galactic-empire
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Outer Limits Quadrant
by Alexis B. Osborne
4.02 · 27 ratings
paranormal · romance · steamy · book · military · adult · sci-fi · action-adventure · aliens · fiction · monsters · space · genetic-engineering · galactic-empire · invasion · first-contact · violent-conflict · soldiers · dark · space-travel
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Animus
by Joshua Anderle
4.37 · 94 ratings
action-adventure · aliens · fiction · invasion · book · first-contact · violent-conflict · sci-fi · space-opera · audiobook · litrpg · young-adult · adult · virtual-reality · urban-fantasy · humor · dungeons-dragons · war · military · colonization
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Carson Mach Adventures
by A.C. Hadfield
3.79 · 24 ratings
aliens · fiction · soldiers · sci-fi · space-opera · galactic-empire · audiobook · military · first-contact · genetic-engineering · space · space-fleet · adult · invasion · violent-conflict · futuristic · book · colonization · action-adventure · ai
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Mating Wars
by Aya Morningstar
3.90 · 41 ratings
genetic-engineering · adult · paranormal · aliens · fiction · book · romance · shapeshifters · forbidden-love · first-contact · violent-conflict · sci-fi · galactic-empire · action-adventure · invasion · dystopia · humor · steamy · fantasy · futuristic
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Warlords Of Atera
by Celia Kyle
3.85 · 20 ratings
book · romance · adult · sci-fi · aliens · fiction · forced-proximity · audiobook · steamy · invasion · violent-conflict · space-fleet · military · first-contact · space-travel · new-adult · action-adventure · humor · exploration · fated-mates
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Vrisha Warriors
by Olivia Riley
4.19 · 26 ratings
adult · romance · book · slow-burn · action-adventure · aliens · sci-fi · fiction · paranormal · first-contact · invasion · colonization · enemies-to-lovers · multi-pov · space · forced-proximity · monsters · exploration · soldiers · dark
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Galactic Pirate Brides
by Tamsin Ley
4.16 · 27 ratings
sci-fi · adult · aliens · fiction · action-adventure · paranormal · first-contact · futuristic · female-mc · outlaws · genetic-engineering · book · romance · violent-conflict · suspense · alpha-mc · invasion · military · galactic-empire · steamy
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Intergalactic Alliance
by Bella Blair
4.33 · 55 ratings
book · romance · invasion · aliens · fiction · sci-fi · adult · violent-conflict · first-contact · galactic-empire · enemies-to-lovers · action-adventure · steamy · colonization · fated-mates · insta-love · paranormal · alpha-mc · shapeshifters · mermaids
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Unexpected
by Layla Stone
4.06 · 18 ratings
romance · book · paranormal · futuristic · aliens · fiction · sci-fi · adult · invasion · colonization · action-adventure · space-opera · first-contact · violent-conflict · kidnapping · steamy · abuse · galactic-empire · genetic-engineering · poc-mc
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Shadows of the Void
by J.J. Green
3.80 · 10 ratings
violent-conflict · book · super-powered · fiction · sci-fi · space-opera · military · genetic-engineering · space · space-fleet · adult · invasion · action-adventure · aliens · first-contact · cyberpunk · time-travel · colonization · supernatural · young-adult
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The Amaranthine Spectrum
by Tom Toner
3.44 · 9 ratings
space-opera · sci-fi · evolution · epic · far-future · historical · adult · space · military · book · steampunk · sword-sorcery · industrial-era · invasion · violent-conflict · futuristic · action-adventure · aliens · fiction · male-author
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Argonauts of Space
by Sabrina Chase
4.00 · 7 ratings
space-travel · fiction · action-adventure · book · first-contact · sci-fi · aliens · exploration · invasion · adult · space · violent-conflict · colonization · female-mc · young-adult · expert · cyberpunk · feminism · galactic-empire · space-opera
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