Sentients of Orion: Similar romance series

Remembrance of Earth's Past

by Liu Cixin

4.28 · 248 ratings

space · audiobook · aliens · fiction · hard-sci-fi · adult · sci-fi · poc-author · invasion · dystopia · contemporary · philosophy · violent-conflict · space-opera · book · 21st-century · politics · action-adventure · mystery · poc-mc

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The Expanse Chronological

by James S.A. Corey

4.25 · 772 ratings

sci-fi · space-opera · space · hard-sci-fi · fiction · aliens · adult · action-adventure · audiobook · 21st-century · mystery · book · male-author · violent-conflict · dystopia · horror · futuristic · war · suspense · epic

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The Expanse

by James S.A. Corey

4.24 · 776 ratings

sci-fi · space-opera · fiction · audiobook · space · adult · hard-sci-fi · aliens · male-author · action-adventure · 21st-century · mystery · book · violent-conflict · dystopia · horror · futuristic · war · suspense · military

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Patternmaster

by Octavia E. Butler

4.12 · 159 ratings

paranormal · 20th-century · horror · afrofuturism · feminism · literary · dystopia · poc-author · classics · female-author · adult · poc-mc · fiction · audiobook · sci-fi · historical · book · suspense · post-apocalyptic · death

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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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Xenogenesis

by Octavia E. Butler

4.25 · 151 ratings

female-author · first-contact · horror · poc-author · post-apocalyptic · classics · literary · feminism · space · dystopia · apocalyptic · lgbtq · action-adventure · afrofuturism · aliens · fiction · female-mc · poc-mc · 20th-century · sci-fi

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The Firebird Chronicles

by T.A. White

4.52 · 112 ratings

fiction · space-opera · sci-fi · urban-fantasy · book · paranormal · action-adventure · humor · aliens · female-mc · friendship · slow-burn · futuristic · magic · military · romance · space · alpha-mc · dystopia · adult

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The Kurtherian Endgame

by Michael Anderle

4.62 · 232 ratings

sci-fi · violent-conflict · adult · military · first-contact · aliens · fiction · galactic-empire · genetic-engineering · book · invasion · vampires · space-opera · action-adventure · paranormal · audiobook · shapeshifters · space · urban-fantasy · magic

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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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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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The Legend of ZERO

by Sara King

4.33 · 138 ratings

book · aliens · fiction · action-adventure · space-opera · sci-fi · post-apocalyptic · space · violent-conflict · first-contact · invasion · dystopia · war · futuristic · military · galactic-empire · adult · journey · horror · humor

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Starship's Mage: Red Falcon

by Glynn Stewart

4.36 · 51 ratings

space-opera · aliens · exploration · fiction · invasion · action-adventure · war · book · audiobook · military · magic · adult · space-fleet · space · violent-conflict · soldiers · sci-fi · space-travel · urban-fantasy · mystery

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Federal Histories

by Michael Anderle

4.52 · 96 ratings

ai · coming-of-age · audiobook · book · urban-fantasy · young-adult · technology · magic · witches-wizards · female-mc · fiction · dystopia · alpha-mc · supernatural · sci-fi · aliens · urban · action-adventure · paranormal · contemporary

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The World Walker

by Ian W. Sainsbury

4.12 · 58 ratings

book · super-powered · aliens · fiction · supernatural · action-adventure · humor · urban-fantasy · adult · audiobook · transhumanism · sci-fi · genetic-engineering · magic · apocalyptic · drama · colonization · first-contact · horror · invasion

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Hellhole Trilogy

by Brian Herbert

3.78 · 41 ratings

space · adult · military · audiobook · horror · violent-conflict · space-opera · space-travel · galactic-empire · sci-fi · action-adventure · exploration · fiction · aliens · colonization · book · male-author · space-fleet · drama · war

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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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Oath Forger

by Nia Mars

3.95 · 61 ratings

reverse-harem · polyamory · space · alpha-mc · adult · dystopia · sci-fi · paranormal · female-mc · royalty · fiction · aliens · romance · futuristic · post-apocalyptic · book · new-adult · space-opera · apocalyptic · steamy

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Dire Earth Cycle

by Jason M. Hough

3.76 · 79 ratings

book · post-apocalyptic · sci-fi · adult · action-adventure · fiction · violent-conflict · military · apocalyptic · hard-sci-fi · aliens · zombies · audiobook · horror · space · dystopia · space-opera · first-contact · mystery · suspense

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Janitors of the Post-Apocalypse

by Jim C. Hines

4.11 · 27 ratings

dystopia · post-apocalyptic · book · military · adult · violent-conflict · sci-fi · humor · fiction · apocalyptic · audiobook · genetic-engineering · space · zombies · ai · first-contact · horror · male-author · satire · comedy

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Black Ocean

by J.S. Morin

4.05 · 151 ratings

adult · military · space-opera · fiction · space · book · space-fleet · sci-fi · action-adventure · violent-conflict · magic · aliens · audiobook · urban-fantasy · space-travel · humor · crime · post-apocalyptic · outlaws · mystery

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The Rim of the World

by Linda Mooney

3.72 · 18 ratings

action-adventure · paranormal · sci-fi · adult · survival · space · alpha-mc · monsters · book · female-mc · aliens · fiction · dark · space-opera · horror · captivity · romance · enemies-to-lovers · military · forced-proximity

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