The Protectorate
by Megan E. O'Keefe
4.03 · 53 ratings
genetic-engineering · space · adult · audiobook · military · violent-conflict · female-author · ai · space-opera · space-travel · suspense · sci-fi · action-adventure · aliens · exploration · fiction · book · lgbtq · mystery · female-mc
The Protectorate: Similar series
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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The Murderbot Diaries
by Martha Wells
4.28 · 482 ratings
fiction · sci-fi · space-opera · robots · book · space · action-adventure · humor · ai · lgbtq · adult · female-author · audiobook · crime · futuristic · mystery · cyberpunk · dystopia · 21st-century · hard-sci-fi
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Starbound
by Amie Kaufman
3.89 · 124 ratings
futuristic · action-adventure · mystery · aliens · fiction · space-opera · new-adult · sci-fi · book · romance · young-adult · paranormal · space · survival · dystopia · death · male-mc · military · female-author · supernatural
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The Long Earth
by Terry Pratchett
3.76 · 152 ratings
sci-fi · space-opera · male-author · alternate-history · alternate-universe · action-adventure · fiction · audiobook · space · book · young-adult · multiverse · dystopia · comedy · military · violent-conflict · futuristic · aliens · humor · ai
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Imperial Radch
by Ann Leckie
4.05 · 193 ratings
fiction · adult · sci-fi · space-opera · book · lgbtq · space · ai · action-adventure · female-author · 21st-century · hard-sci-fi · military · violent-conflict · politics · female-mc · robots · aliens · futuristic · war
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Planetfall
by Emma Newman
3.98 · 103 ratings
fiction · mystery · suspense · lgbtq · futuristic · adult · female-author · space-travel · sci-fi · book · post-apocalyptic · dystopia · space · audiobook · female-mc · crime · hard-sci-fi · space-opera · psychological · mental-illness
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Confluence
by Jennifer Foehner Wells
4.09 · 118 ratings
aliens · exploration · fiction · female-mc · space-opera · space-travel · sci-fi · adult · book · space · action-adventure · violent-conflict · first-contact · invasion · audiobook · futuristic · military · female-author · technothriller · romance
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The Protectorate
by Megan E. O'Keefe
4.03 · 53 ratings
genetic-engineering · space · adult · audiobook · military · violent-conflict · female-author · ai · space-opera · space-travel · suspense · sci-fi · action-adventure · aliens · exploration · fiction · book · lgbtq · mystery · female-mc
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The Academy
by Jack McDevitt
3.82 · 132 ratings
action-adventure · aliens · fiction · sci-fi · space-opera · book · space · hard-sci-fi · exploration · adult · audiobook · mystery · first-contact · violent-conflict · space-travel · suspense · archaeology · military · invasion · female-mc
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Axiom
by Tim Pratt
3.86 · 49 ratings
space · colonization · invasion · book · first-contact · military · adult · violent-conflict · sci-fi · space-opera · aliens · exploration · action-adventure · fiction · mystery · lgbtq · hard-sci-fi · suspense · ai · space-fleet
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The Human Division
by John Scalzi
4.07 · 243 ratings
military · adult · violent-conflict · sci-fi · space-opera · space-travel · aliens · fiction · space · soldiers · action-adventure · humor · exploration · war · audiobook · genetic-engineering · galactic-empire · colonization · book · first-contact
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Noumenon
by Marina J. Lostetter
3.87 · 46 ratings
fiction · aliens · audiobook · space · time-travel · book · sci-fi · space-travel · space-opera · female-author · hard-sci-fi · exploration · action-adventure · mystery · ai · disability · genetic-engineering · adult · evolution · suspense
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Silver Ships
by S.H. Jucha
4.30 · 186 ratings
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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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Peacekeeper
by Tanya Huff
4.11 · 38 ratings
female-mc · action-adventure · aliens · fiction · hard-sci-fi · futuristic · book · lgbtq · war · audiobook · military · violent-conflict · space · adult · soldiers · sci-fi · space-opera · female-author · crime · space-fleet
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The Terran Fleet Command Saga
by Tori L. Harris
4.29 · 69 ratings
space-opera · colonization · aliens · exploration · fiction · post-apocalyptic · invasion · book · technothriller · first-contact · audiobook · military · space-fleet · adult · genetic-engineering · space · violent-conflict · soldiers · galactic-empire · sci-fi
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NeoG
by K.B. Wagers
4.01 · 33 ratings
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The Farian War
by K.B. Wagers
4.03 · 29 ratings
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Chaos Station
by Jenn Burke
4.16 · 45 ratings
futuristic · space · billionaire · suspense · mlm · book · steamy · romance · violent-conflict · adult · military · space-opera · sci-fi · action-adventure · aliens · fiction · lgbtq · war · friends-to-lovers · dystopia
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Aurora Rhapsody
by G.S. Jennsen
4.27 · 113 ratings
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Aurora Renegades
by G.S. Jennsen
4.46 · 28 ratings
action-adventure · audiobook · cyberpunk · space · invasion · book · colonization · soldiers · sci-fi · space-opera · space-travel · first-contact · military · adult · space-fleet · violent-conflict · aliens · exploration · fiction · galactic-empire
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Eternal Frontier
by Anthony J. Melchiorri
4.18 · 33 ratings
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The Eurynome Code
by K. Gorman
4.27 · 22 ratings
book · space · fiction · violent-conflict · adult · space-fleet · military · female-author · first-contact · space-opera · sci-fi · colonization · genetic-engineering · audiobook · galactic-empire · action-adventure · aliens · female-mc · space-travel · soldiers
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