Acarnania Warrior
by Jane Hinchey
4.17 · 6 ratings
fiction · action-adventure · paranormal · dark · galactic-empire · suspense · space-travel · sci-fi · first-contact · dystopia · alpha-mc · adult · genetic-engineering · futuristic · post-apocalyptic · space · forbidden-love · other-world · book · kidnapping
Acarnania Warrior: 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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Sirantha Jax
by Ann Aguirre
3.89 · 181 ratings
aliens · fiction · action-adventure · female-mc · futuristic · military · space-opera · sci-fi · urban-fantasy · book · romance · space · alpha-mc · paranormal · space-travel · dystopia · audiobook · mystery · psychics · war
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Kricket
by Amy A. Bartol
4.15 · 87 ratings
action-adventure · paranormal · coming-of-age · enemies-to-lovers · contemporary · audiobook · dystopia · alpha-mc · post-apocalyptic · romance · book · urban-fantasy · supernatural · young-adult · new-adult · military · magic · violent-conflict · futuristic · forbidden-love
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Dred Chronicles
by Ann Aguirre
4.03 · 76 ratings
assassins · space-opera · dark · sci-fi · horror · military · crime · futuristic · aliens · fiction · action-adventure · female-mc · political-intrigue · paranormal · dystopia · space · alpha-mc · book · romance · urban-fantasy
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Aldebarian Alliance
by Dianne Duvall
4.37 · 89 ratings
romance · book · vampires · paranormal · audiobook · alpha-mc · female-mc · action-adventure · aliens · fiction · sci-fi · adult · space · humor · military · first-contact · steamy · urban-fantasy · suspense · contemporary
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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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Theirs Not to Reason Why
by Jean Johnson
4.07 · 88 ratings
invasion · time-travel · book · paranormal · space · futuristic · war · female-mc · aliens · action-adventure · fiction · soldiers · sci-fi · space-travel · space-opera · first-contact · military · magic · adult · violent-conflict
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Hold
by Claire Kent
3.69 · 67 ratings
sci-fi · adult · futuristic · aliens · fiction · audiobook · dystopia · space · post-apocalyptic · romance · steamy · book · action-adventure · paranormal · alpha-mc · dark · new-adult · slow-burn · forced-proximity · survival
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The Alliance
by S.E. Smith
4.12 · 120 ratings
aliens · fiction · romance · book · sci-fi · adult · paranormal · audiobook · post-apocalyptic · military · futuristic · action-adventure · dystopia · first-contact · violent-conflict · contemporary · invasion · space · steamy · space-travel
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Breeder
by Cara Bristol
3.67 · 42 ratings
aliens · fiction · action-adventure · futuristic · adult · dark · sci-fi · post-apocalyptic · romance · book · steamy · dystopia · paranormal · sexual-assault · military · kidnapping · space · suspense · poc-mc · omegaverse
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Indian Hill
by Mark Tufo
4.49 · 102 ratings
sci-fi · first-contact · adult · violent-conflict · aliens · fiction · post-apocalyptic · invasion · book · soldiers · military · space-travel · space-fleet · exploration · action-adventure · zombies · audiobook · space · colonization · space-opera
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Elemental Mates
by Miranda Bridges
4.18 · 88 ratings
sci-fi · adult · aliens · fiction · paranormal · book · action-adventure · alpha-mc · romance · female-mc · dystopia · futuristic · steamy · post-apocalyptic · dark · first-contact · fated-mates · kidnapping · abuse · grumpy-mc
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The Condemned
by Alison Aimes
3.95 · 45 ratings
dark · sci-fi · military · adult · futuristic · fiction · aliens · prison · action-adventure · paranormal · enemies-to-lovers · romance · book · steamy · female-mc · anti-hero · dystopia · alpha-mc · post-apocalyptic · kidnapping
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Divinity Warriors
by Michelle M. Pillow
3.85 · 41 ratings
paranormal · alpha-mc · audiobook · other-world · book · steamy · romance · adult · futuristic · warriors · fiction · aliens · exploration · urban-fantasy · space-travel · sword-sorcery · historical · first-contact · military · action-adventure
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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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Alien Abductors
by Calista Skye
4.08 · 36 ratings
romance · book · alpha-mc · paranormal · poc-mc · humor · aliens · fiction · adult · sci-fi · invasion · steamy · exploration · futuristic · first-contact · violent-conflict · dark · space-travel · shapeshifters · kidnapping
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Chosen by the Karal
by Harmony Raines
3.90 · 50 ratings
space-travel · sci-fi · adult · violent-conflict · first-contact · aliens · exploration · fiction · galactic-empire · paranormal · genetic-engineering · book · invasion · romance · colonization · futuristic · dystopia · contemporary · steamy · space
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Warriors of Karal
by Harmony Raines
4.18 · 38 ratings
violent-conflict · adult · contemporary · first-contact · space-travel · galactic-empire · sci-fi · paranormal · action-adventure · aliens · exploration · colonization · fiction · book · steamy · invasion · romance · genetic-engineering · dystopia · warriors
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Space Gypsy Chronicles
by Eve Langlais
3.76 · 30 ratings
romance · book · paranormal · audiobook · futuristic · aliens · exploration · fiction · humor · action-adventure · sci-fi · space-opera · space-travel · first-contact · adult · steamy · galactic-empire · cyberpunk · space · genetic-engineering
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Alien Raiders' Brides
by Vi Voxley
4.08 · 29 ratings
book · steamy · action-adventure · aliens · fiction · dark · sci-fi · paranormal · military · first-contact · adult · futuristic · kidnapping · romance · warriors · sexual-assault · alpha-mc · fated-mates · dystopia · other-world
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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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Zunatorian Warriors
by Gabby Dark
3.90 · 20 ratings
adult · dystopia · sci-fi · aliens · fiction · book · futuristic · paranormal · romance · post-apocalyptic · violent-conflict · first-contact · enemies-to-lovers · space-travel · dark · exploration · poc-mc · kidnapping · invasion · space-opera
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Space Mage
by Izzy Shows
3.91 · 11 ratings
genetic-engineering · cyberpunk · galactic-empire · supernatural · urban-fantasy · book · invasion · violent-conflict · adult · military · space-fleet · first-contact · space-travel · soldiers · sci-fi · action-adventure · aliens · exploration · fiction · suspense
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