Darkon Warrior
by S.E. Gilchrist
3.50 · 14 ratings
action-adventure · fiction · sci-fi · steamy · romance · adult · military · soldiers · aliens · book · first-contact · space-opera · female-mc · contemporary · abuse · outlaws · espionage · anthologies · political-intrigue · enemies-to-lovers
Darkon Warrior: Similar series
Kinsmen
by Ilona Andrews
4.17 · 124 ratings
space-opera · assassins · sci-fi · adult · magic · futuristic · action-adventure · fiction · female-mc · political-intrigue · paranormal · space · alpha-mc · audiobook · steamy · romance · urban-fantasy · drama · slow-burn · aliens
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Dark Planet Warriors
by Anna Carven
4.12 · 285 ratings
futuristic · action-adventure · aliens · fiction · sci-fi · adult · steamy · book · romance · paranormal · military · space · alpha-mc · space-opera · contemporary · audiobook · supernatural · warriors · female-mc · inter-galactic
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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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Cosmos' Gateway
by S.E. Smith
4.17 · 138 ratings
audiobook · contemporary · alpha-mc · romance · sci-fi · aliens · fiction · paranormal · invasion · book · first-contact · military · space-fleet · adult · violent-conflict · soldiers · action-adventure · futuristic · steamy · alternate-history
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The Adventures of a Xeno-Archaeologist
by Jenny Schwartz
4.33 · 84 ratings
adult · first-contact · military · space-opera · sci-fi · action-adventure · aliens · fiction · futuristic · space · ai · supernatural · exploration · super-powered · cyberpunk · galactic-empire · book · romance · space-fleet · space-travel
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Imperial
by M.K. Eidem
4.32 · 63 ratings
adult · space-opera · sci-fi · aliens · fiction · alpha-mc · audiobook · paranormal · book · other-world · romance · violent-conflict · military · action-adventure · war · futuristic · space · steamy · space-travel · humor
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Star Guardians
by Ruby Lionsdrake
4.12 · 95 ratings
sci-fi · adult · book · romance · aliens · fiction · action-adventure · soldiers · space · steamy · space-opera · paranormal · military · humor · space-travel · alpha-mc · female-author · exploration · enemies-to-lovers · space-fleet
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Lords of the Var
by Michelle M. Pillow
4.09 · 74 ratings
paranormal · dragons · romance · shapeshifters · adult · aliens · fiction · action-adventure · audiobook · space · supernatural · urban-fantasy · royalty · book · steamy · sci-fi · space-opera · futuristic · alpha-mc · literary-fiction
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Dark World Mates
by Olivia Riley
3.97 · 60 ratings
aliens · fiction · adult · sci-fi · book · romance · action-adventure · female-mc · violent-conflict · first-contact · invasion · alpha-mc · slow-burn · military · space · suspense · paranormal · prison · monsters · space-opera
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Sarazen Saga
by Isabel Wroth
4.15 · 52 ratings
sci-fi · adult · fated-mates · aliens · fiction · paranormal · book · shapeshifters · romance · violent-conflict · first-contact · alpha-mc · contemporary · invasion · space · steamy · space-opera · insta-love · children · monsters
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The Targon Tales
by Chris Reher
3.67 · 40 ratings
military · adult · soldiers · galactic-empire · sci-fi · space-opera · aliens · action-adventure · fiction · romance · book · audiobook · space · female-mc · first-contact · female-author · violent-conflict · second-chances · genetic-engineering · dystopia
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Tribute Brides of the Drexian Warriors
by Tana Stone
4.28 · 138 ratings
aliens · fiction · sci-fi · adult · romance · female-mc · action-adventure · first-contact · steamy · paranormal · book · military · violent-conflict · invasion · audiobook · contemporary · fated-mates · enemies-to-lovers · forced-proximity · monsters
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Turbulence
by Lyn Gala
3.92 · 29 ratings
steamy · book · romance · mlm · sci-fi · violent-conflict · adult · military · lgbtq · war · futuristic · action-adventure · fiction · space · dystopia · disability · contemporary · space-opera · bisexuality · slow-burn
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Delroi Connection
by Loribelle Hunt
3.69 · 48 ratings
adult · military · action-adventure · fiction · book · alpha-mc · sci-fi · paranormal · aliens · steamy · romance · futuristic · fated-mates · space-opera · space-travel · psychics · female-mc · other-world · space · soldiers
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Star
by Susan Grant
3.97 · 69 ratings
romance · paranormal · aliens · fiction · sci-fi · adult · futuristic · book · action-adventure · steamy · galactic-empire · female-mc · space-opera · invasion · space · violent-conflict · first-contact · royalty · time-travel · anthologies
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Xian Warriors
by Regine Abel
4.30 · 92 ratings
adult · military · soldiers · sci-fi · action-adventure · aliens · fiction · genetic-engineering · paranormal · romance · humor · first-contact · female-mc · alpha-mc · contemporary · book · shapeshifters · new-adult · poc-mc · dragons
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Starfighter Training Academy
by Grace Goodwin
4.22 · 41 ratings
fiction · action-adventure · sci-fi · military · adult · romance · book · paranormal · audiobook · genetic-engineering · war · aliens · first-contact · space-fleet · violent-conflict · invasion · steamy · colonization · space · suspense
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Olympia Alien Mail Order Brides
by K. Cantrell
3.75 · 16 ratings
romance · aliens · fiction · sci-fi · genetic-engineering · adult · book · action-adventure · paranormal · space-opera · military · steamy · fantasy · contemporary · first-contact · anthologies · abuse · box-set · humor · suspense
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Alpha Alien
by Flora Dare
3.37 · 19 ratings
fiction · romance · steamy · sci-fi · adult · aliens · paranormal · contemporary · inter-galactic · book · space · humor · galactic-empire · exploration · genetic-engineering · invasion · colonization · soldiers · space-travel · first-contact
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Fated Mates of the Varool
by Krista Luna
4.28 · 32 ratings
fiction · aliens · adult · humor · sci-fi · action-adventure · romance · violent-conflict · invasion · fated-mates · space-travel · space-opera · genetic-engineering · paranormal · female-mc · military · soldiers · book · fantasy · comics
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Valiant Knox
by Jess Anastasi
4.00 · 12 ratings
romance · adult · book · space · futuristic · war · action-adventure · fiction · sci-fi · space-opera · military · violent-conflict · killer · suspense · steamy · contemporary · aliens · dark · mental-illness · kidnapping
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The Confederacy Treaty
by Lilly Cain
3.44 · 9 ratings
adult · romance · book · steamy · aliens · fiction · sci-fi · paranormal · invasion · futuristic · action-adventure · space-opera · audiobook · military · first-contact · violent-conflict
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Darkon Warrior
by S.E. Gilchrist
3.50 · 14 ratings
action-adventure · fiction · sci-fi · steamy · romance · adult · military · soldiers · aliens · book · first-contact · space-opera · female-mc · contemporary · abuse · outlaws · espionage · anthologies · political-intrigue · enemies-to-lovers
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Revant Warriors
by Celeste Raye
3.91 · 11 ratings
fiction · adult · aliens · exploration · soldiers · sci-fi · space-travel · galactic-empire · military · first-contact · genetic-engineering · cyberpunk · invasion · space-fleet · violent-conflict · book · colonization · action-adventure · paranormal · romance
All books in this series ❯