The Lyra Cycle
by Rene Astle
4.00 · 6 ratings
galactic-empire · book · space-opera · futuristic · sci-fi · fiction · mystery · space · action-adventure · adult
The Lyra Cycle: Similar series
Robot, chronological order
by Isaac Asimov
4.19 · 229 ratings
classics · ai · literary · dystopia · hard-sci-fi · robots · fiction · mystery · sci-fi · 20th-century · space-opera · audiobook · space · action-adventure · law-enforcement · historical · adult · male-author · book · futuristic
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The Interdependency
by John Scalzi
4.10 · 136 ratings
sci-fi · space-opera · adult · fiction · humor · audiobook · space · book · epic · space-travel · military · male-author · futuristic · lgbtq · action-adventure · galactic-empire · political-intrigue · politics · far-future · apocalyptic
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Salvation Sequence
by Peter F. Hamilton
4.27 · 97 ratings
mystery · action-adventure · sci-fi · space-opera · space-travel · first-contact · audiobook · adult · space · hard-sci-fi · book · colonization · fiction · aliens · exploration · dystopia · futuristic · epic · transhumanism · 21st-century
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Consortium Rebellion
by Jessie Mihalik
4.00 · 94 ratings
space-travel · space-opera · new-adult · sci-fi · action-adventure · fiction · female-mc · family · slow-burn · alpha-mc · space · futuristic · audiobook · suspense · paranormal · royalty · urban-fantasy · book · steamy · romance
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Galactic Empire
by Isaac Asimov
3.82 · 79 ratings
action-adventure · fiction · mystery · classics · book · hard-sci-fi · space · male-author · adult · audiobook · literary · 20th-century · space-opera · galactic-empire · sci-fi · time-travel · futuristic · contemporary · dystopia · law-enforcement
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Star Kingdom
by Lindsay Buroker
4.49 · 265 ratings
space · sci-fi · space-opera · action-adventure · humor · fiction · audiobook · book · adult · futuristic · romance · military · galactic-empire · space-travel · cyberpunk · technothriller · lgbtq · genetic-engineering · cyborgs · ai
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Spin
by Robert Charles Wilson
3.74 · 81 ratings
aliens · fiction · first-contact · violent-conflict · sci-fi · post-apocalyptic · invasion · time-travel · book · action-adventure · hard-sci-fi · apocalyptic · space-opera · audiobook · dystopia · space · futuristic · mystery · near-future · adult
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Jean le Flambeur
by Hannu Rajaniemi
3.98 · 78 ratings
cyberpunk · book · space-opera · sci-fi · adult · hard-sci-fi · fiction · ai · galactic-empire · space · audiobook · transhumanism · supernatural · singularity · far-future · futuristic · action-adventure · mystery · dystopia · 21st-century
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In Her Name: Redemption
by Michael R. Hicks
4.18 · 73 ratings
invasion · romance · galactic-empire · space · action-adventure · aliens · fiction · space-opera · sci-fi · violent-conflict · military · first-contact · book · dystopia · war · adult · post-apocalyptic · futuristic · warriors · space-travel
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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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The Human Division
by John Scalzi
4.07 · 243 ratings
adult · violent-conflict · military · space-opera · space-travel · sci-fi · fiction · aliens · space · soldiers · humor · action-adventure · exploration · war · genetic-engineering · audiobook · galactic-empire · colonization · book · first-contact
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Cole & Srexx
by Robert M. Kerns
4.37 · 56 ratings
book · action-adventure · fiction · ai · space-opera · space-travel · sci-fi · violent-conflict · space · space-fleet · military · futuristic · aliens · colonization · galactic-empire · adult · audiobook · war · young-adult
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The Salvage Title Trilogy
by Kevin Steverson
4.31 · 33 ratings
space · invasion · war · book · literary-fiction · colonization · aliens · action-adventure · exploration · fiction · soldiers · galactic-empire · sci-fi · ai · space-opera · space-travel · first-contact · military · space-fleet · adult
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Dark Space
by Lisa Henry
4.02 · 42 ratings
book · military · adult · violent-conflict · sci-fi · space-opera · aliens · fiction · action-adventure · futuristic · lgbtq · war · dystopia · space · angst · mlm · romance · dark · mystery · audiobook
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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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Verdant String
by Michelle Diener
4.20 · 59 ratings
adult · space-opera · sci-fi · aliens · fiction · female-mc · alpha-mc · romance · action-adventure · space · multi-pov · book · military · soldiers · mystery · crime · galactic-empire · futuristic · paranormal · ai
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The Lamb Among the Stars
by Chris Walley
4.21 · 38 ratings
invasion · violent-conflict · christian · aliens · fiction · spirituality · action-adventure · humor · sci-fi · book · horror · dark · mystery · adult · military · religion · space-fleet · children · space-opera · futuristic
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Outworld Ranger
by David Alastair Hayden
4.37 · 38 ratings
adult · violent-conflict · book · action-adventure · fiction · sci-fi · space-opera · galactic-empire · military · space · space-fleet · exploration · space-travel · audiobook · humor · futuristic · aliens · teens · ghosts · ai
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Slab City Blues
by Anthony Ryan
4.06 · 36 ratings
space-opera · sci-fi · adult · cyberpunk · book · fiction · action-adventure · law-enforcement · space · futuristic · mystery · graphic-violence · dystopia · noir · horror · crime · audiobook · grim-dark · urban-fantasy · paranormal
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The Eurynome Code
by K. Gorman
4.27 · 22 ratings
fiction · adult · space-fleet · violent-conflict · female-author · first-contact · military · space-opera · sci-fi · book · space · aliens · action-adventure · female-mc · space-travel · soldiers · colonization · genetic-engineering · audiobook · galactic-empire
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Major Bhaajan
by Catherine Asaro
4.13 · 31 ratings
adult · fiction · book · sci-fi · space-opera · action-adventure · mystery · military · violent-conflict · law-enforcement · audiobook · space · political-intrigue · galactic-empire · investigator · futuristic · hard-sci-fi · war · suspense · noir
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The Science Officer
by Blaze Ward
4.14 · 35 ratings
space · adult · sci-fi · space-opera · fiction · hard-sci-fi · book · ai · space-travel · outlaws · action-adventure · galactic-empire · exploration · military · violent-conflict · futuristic · warriors · audiobook · space-fleet · humor
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Coalition Rebellion
by Justine Davis
4.04 · 25 ratings
romance · book · fiction · aliens · futuristic · adult · sci-fi · space-opera · galactic-empire · space · paranormal · action-adventure · steamy · alpha-mc · female-mc · abuse · angst · royalty · other-world · anti-hero
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Tales of Cinnamon City
by Peter James West
3.75 · 12 ratings
space-fleet · adult · dystopia · genetic-engineering · space · violent-conflict · military · galactic-empire · space-opera · soldiers · sci-fi · fiction · action-adventure · colonization · book · post-apocalyptic · ai · epic · war · mystery
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