Outer Settlement Agency: Similar romance 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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Doom Star

by Vaughn Heppner

3.92 · 104 ratings

space-opera · soldiers · sci-fi · violent-conflict · adult · space-fleet · military · action-adventure · aliens · fiction · galactic-empire · space · genetic-engineering · dystopia · book · invasion · post-apocalyptic · colonization · space-travel · exploration

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Ascension Wars

by Jasper T. Scott

3.86 · 58 ratings

industrial-era · genetic-engineering · space · galactic-empire · colonization · supernatural · invasion · post-apocalyptic · book · military · first-contact · violent-conflict · historical · adult · space-fleet · soldiers · sci-fi · space-travel · exploration · fiction

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Aurora Rising

by G.S. Jennsen

4.13 · 66 ratings

first-contact · military · sci-fi · space-opera · space-travel · fiction · action-adventure · cyberpunk · galactic-empire · colonization · book · space-fleet · violent-conflict · aliens · exploration · space · ai · romance · adult · soldiers

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Indian Hill

by Mark Tufo

4.49 · 102 ratings

violent-conflict · adult · first-contact · sci-fi · aliens · fiction · book · invasion · post-apocalyptic · space-fleet · military · space-travel · soldiers · action-adventure · exploration · space · audiobook · zombies · colonization · horror

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Portal Wars

by Jay Allan

3.99 · 38 ratings

soldiers · exploration · fiction · action-adventure · aliens · sci-fi · colonization · war · book · invasion · space-fleet · adult · dystopia · space · violent-conflict · first-contact · audiobook · military · galactic-empire · space-travel

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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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Freedom's Fire

by Bobby Adair

4.10 · 52 ratings

colonization · exploration · fiction · invasion · aliens · book · audiobook · military · first-contact · violent-conflict · space · space-fleet · adult · soldiers · epic · sci-fi · space-travel · space-opera · galactic-empire · action-adventure

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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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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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Gateway to the Galaxy

by Jonathan Yanez

4.23 · 36 ratings

fiction · sci-fi · military · adult · violent-conflict · humor · super-powered · soldiers · space-opera · space · aliens · first-contact · invasion · book · supernatural · colonization · galactic-empire · action-adventure · space-fleet · genetic-engineering

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Fated Mates of the Titan Empire

by Tammy Walsh

4.15 · 27 ratings

aliens · fiction · humor · sci-fi · colonization · book · invasion · romance · adult · genetic-engineering · violent-conflict · first-contact · galactic-empire · space-travel · space-opera · paranormal · action-adventure · military · new-adult · prison

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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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Kelderan Runic Warriors

by Jessie Donovan

4.21 · 24 ratings

colonization · aliens · fiction · book · adult · paranormal · sci-fi · action-adventure · humor · romance · military · soldiers · space-opera · audiobook · space-travel · exploration · warriors · futuristic · steamy · space-fleet

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Sons of Lyra

by Felicity Heaton

3.85 · 20 ratings

romance · aliens · action-adventure · fiction · paranormal · sci-fi · space-opera · military · space-fleet · adult · book · supernatural · exploration · soldiers · galactic-empire · space-travel · futuristic · anthologies · steamy · box-set

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Alpha Alien

by Flora Dare

3.37 · 19 ratings

romance · steamy · aliens · fiction · adult · sci-fi · book · contemporary · inter-galactic · paranormal · space · colonization · invasion · genetic-engineering · galactic-empire · action-adventure · humor · exploration · fated-mates · military

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Daughters of Lyra

by Felicity Heaton

4.00 · 18 ratings

action-adventure · fiction · sci-fi · space-opera · adult · romance · galactic-empire · aliens · space-fleet · book · supernatural · vampires · military · paranormal · exploration · space-travel · soldiers · steamy · futuristic · anthologies

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Interstellar Fated Mates of Quillon

by Vera Raye

4.44 · 9 ratings

adult · military · invasion · aliens · fiction · action-adventure · humor · romance · female-mc · galactic-empire · colonization · soldiers · book · space-fleet · violent-conflict · first-contact · sci-fi · fated-mates · paranormal

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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

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