Rescued by the Alien Mercenary

by Sonia Nova

4.11 · 9 ratings

sci-fi · adult · military · book · romance · fiction · soldiers · paranormal · violent-conflict · action-adventure · aliens · first-contact · invasion · fantasy

Rescued by the Alien Mercenary: Similar series

Cosmos' Gateway

by S.E. Smith

4.17 · 138 ratings

aliens · fiction · sci-fi · romance · audiobook · contemporary · alpha-mc · futuristic · action-adventure · soldiers · military · first-contact · violent-conflict · space-fleet · adult · invasion · book · paranormal · alternate-history · steamy

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Cyborgs: More Than Machines

by Eve Langlais

4.00 · 118 ratings

romance · adult · military · sci-fi · aliens · fiction · action-adventure · cyborgs · genetic-engineering · paranormal · steamy · humor · futuristic · book · soldiers · space · suspense · cyberpunk · abuse · violent-conflict

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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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Mail-Order Brides of Crakair

by Ava Ross

4.19 · 82 ratings

action-adventure · humor · romance · book · sci-fi · adult · fiction · aliens · galactic-empire · audiobook · invasion · colonization · violent-conflict · dystopia · steamy · insta-love · first-contact · paranormal · new-adult · soldiers

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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

sci-fi · adult · military · monsters · action-adventure · fiction · aliens · paranormal · book · steamy · romance · space-travel · soldiers · dark · violent-conflict · first-contact · slow-burn · exploration · galactic-empire · genetic-engineering

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Fire Planet Warriors

by Calista Skye

4.03 · 36 ratings

aliens · exploration · fiction · paranormal · invasion · romance · book · sci-fi · space-travel · first-contact · violent-conflict · adult · poc-mc · action-adventure · steamy · soldiers · military · humor · survival · warriors

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Xian Warriors

by Regine Abel

4.30 · 92 ratings

military · adult · soldiers · sci-fi · aliens · fiction · action-adventure · genetic-engineering · paranormal · romance · humor · book · first-contact · female-mc · contemporary · alpha-mc · shapeshifters · new-adult · poc-mc · dragons

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Zandian Brides

by Renee Rose

4.21 · 66 ratings

adult · sci-fi · aliens · fiction · paranormal · romance · book · steamy · violent-conflict · action-adventure · military · first-contact · invasion · soldiers · polyamory · space · dystopia · reverse-harem · slavery · dark

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Starfighter Training Academy

by Grace Goodwin

4.22 · 41 ratings

book · romance · paranormal · genetic-engineering · audiobook · action-adventure · fiction · sci-fi · adult · military · steamy · invasion · colonization · war · aliens · violent-conflict · space-fleet · first-contact · suspense · space

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The Outback Stars

by Sandra McDonald

3.46 · 24 ratings

space-fleet · romance · book · colonization · action-adventure · fiction · soldiers · sci-fi · space-opera · military · myths · space · violent-conflict · war · aliens · exploration · paranormal · adult · invasion · time-travel

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Warriors Of Sangrin

by Nancey Cummings

4.14 · 91 ratings

action-adventure · aliens · fiction · sci-fi · adult · romance · paranormal · military · first-contact · book · violent-conflict · invasion · fated-mates · futuristic · soldiers · space-fleet · genetic-engineering · alpha-mc · audiobook · super-powered

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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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Rebel Cyborgs

by Cynthia Sax

4.28 · 34 ratings

aliens · fiction · action-adventure · war · adult · violent-conflict · military · sci-fi · book · steamy · romance · cyborgs · space · fated-mates · genetic-engineering · suspense · paranormal · dark · soldiers · exploration

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Katieran Prime

by K.D. Jones

4.01 · 102 ratings

book · adult · aliens · fiction · sci-fi · invasion · violent-conflict · action-adventure · military · first-contact · paranormal · soldiers · space-fleet · inter-galactic · female-mc · humor · romance · futuristic · steamy · other-world

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Warlords of Octava

by Vi Voxley

3.95 · 21 ratings

adult · military · action-adventure · fiction · book · romance · violent-conflict · soldiers · sci-fi · aliens · invasion · paranormal · warriors · space · polyamory · contemporary · box-set · suspense · reverse-harem · dangerous-mc

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Star Warrior

by C.F. Harris

3.88 · 16 ratings

aliens · fiction · humor · action-adventure · sci-fi · book · adult · romance · military · exploration · soldiers · invasion · space-fleet · violent-conflict · first-contact · galactic-empire · space-travel · new-adult · futuristic · paranormal

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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

aliens · fiction · 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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Talonian Warriors

by Celeste Raye

4.19 · 16 ratings

space-fleet · invasion · violent-conflict · colonization · aliens · fiction · soldiers · galactic-empire · first-contact · military · cyberpunk · adult · genetic-engineering · book · shapeshifters · romance · action-adventure · paranormal · sci-fi · space

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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

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Alien Fated Mates for Ajnara Warriors

by Pearl Tate

4.40 · 20 ratings

paranormal · romance · adult · aliens · fiction · humor · post-apocalyptic · military · sci-fi · fated-mates · zombies · book · violent-conflict · first-contact · action-adventure · kind-mc · invasion · space-opera · soldiers · poc-mc

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Blue Planet Warriors

by Maia Starr

3.93 · 14 ratings

aliens · fiction · adult · sci-fi · exploration · action-adventure · futuristic · space-fleet · violent-conflict · first-contact · military · space-travel · soldiers · colonization · book · invasion · romance · genetic-engineering · galactic-empire · paranormal

All books in this series ❯