Galactic Empire: Similar series
Catteni
by Anne McCaffrey
3.96 · 124 ratings
adult · invasion · romance · violent-conflict · female-author · first-contact · space-opera · space-travel · sci-fi · aliens · fiction · action-adventure · futuristic · dystopia · space · audiobook · colonization · other-world · female-mc · survival
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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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Gaea Trilogy
by John Varley
4.10 · 60 ratings
space · hard-sci-fi · lgbtq · wlw · female-mc · aliens · action-adventure · fiction · sci-fi · romantic-love · space-travel · space-opera · adult · violent-conflict · anthologies · invasion · audiobook · first-contact · military · cyberpunk
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Terran Scout Fleet
by Joshua Dalzelle
4.49 · 70 ratings
book · action-adventure · fiction · colonization · space-opera · soldiers · sci-fi · space · adult · space-fleet · military · first-contact · espionage · aliens · political-intrigue · violent-conflict · war · mystery · audiobook · horror
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The Way
by Greg Bear
3.80 · 70 ratings
time-travel · action-adventure · fiction · adult · space-opera · sci-fi · post-apocalyptic · space · audiobook · aliens · hard-sci-fi · violent-conflict · military · classics · book · invasion · anthologies · literary · alternate-history · male-author
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Chanur
by C.J. Cherryh
4.10 · 105 ratings
space · cats · space-opera · sci-fi · adult · animals · aliens · fiction · invasion · violent-conflict · first-contact · female-author · action-adventure · audiobook · book · hard-sci-fi · anthologies · box-set · female-mc · literary
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Luna
by Gardner Dozois
3.85 · 88 ratings
fiction · sci-fi · audiobook · hard-sci-fi · male-author · adult · space-opera · colonization · book · anthologies · space · politics · galactic-empire · exploration · lgbtq · space-travel · young-adult · dystopia · family · near-future
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Trade Pact Universe
by Julie E. Czerneda
3.94 · 44 ratings
adult · female-author · first-contact · space-opera · sci-fi · action-adventure · aliens · fiction · psychics · female-mc · space · paranormal · time-travel · anthologies · romance · invasion · violent-conflict · military · alpha-mc · dystopia
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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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The Damned
by Alan Dean Foster
3.71 · 45 ratings
fiction · military · audiobook · space · violent-conflict · adult · sci-fi · space-opera · action-adventure · aliens · war · invasion · anthologies · book · first-contact · philosophy · classics · genetic-engineering · box-set · soldiers
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Species Imperative
by Julie E. Czerneda
4.07 · 44 ratings
sci-fi · space-opera · adult · hard-sci-fi · aliens · fiction · space · anthologies · action-adventure · exploration · space-travel · female-author · first-contact · violent-conflict · female-mc · paranormal · audiobook · cyberpunk · dystopia · invasion
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Moon Wreck
by Raymond L. Weil
4.02 · 42 ratings
space · invasion · aliens · exploration · fiction · sci-fi · space-opera · military · space-fleet · adult · violent-conflict · dystopia · anthologies · survival · colonization · action-adventure · ai · first-contact · war · space-travel
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The Clan Chronicles
by Julie E. Czerneda
4.02 · 88 ratings
space · adult · female-author · space-opera · sci-fi · fiction · psychics · aliens · colonization · first-contact · paranormal · invasion · violent-conflict · action-adventure · book · dystopia · anthologies · military · female-mc · hard-sci-fi
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Worlds of Star Trek: Deep Space Nine
by Una McCormack
3.83 · 39 ratings
space-opera · sci-fi · adult · space · violent-conflict · genetic-engineering · military · anthologies · invasion · aliens · fiction · action-adventure · first-contact · pulp
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The Theogony
by Chris Kennedy
3.95 · 27 ratings
space · violent-conflict · adult · space-fleet · military · audiobook · space-opera · space-travel · galactic-empire · soldiers · sci-fi · aliens · exploration · fiction · colonization · literary-fiction · book · war · invasion · first-contact
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Star Trek: Department of Temporal Investigations
by Christopher L. Bennett
3.99 · 45 ratings
space · adult · space-opera · fiction · sci-fi · action-adventure · time-travel · book · invasion · military · violent-conflict · aliens · genetic-engineering · first-contact · hard-sci-fi · dystopia · ai · travel · suspense · spirituality
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Star Trek: Mirror Universe
by Mike Sussman
3.97 · 26 ratings
sci-fi · aliens · fiction · action-adventure · anthologies · invasion · adult · genetic-engineering · first-contact · violent-conflict · military · space-opera · journey · space · dystopia
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Star Trek: Mirror Universe Relaunch Continuity
by Mike Sussman
3.98 · 48 ratings
aliens · fiction · action-adventure · adult · invasion · genetic-engineering · military · violent-conflict · space-opera · sci-fi · first-contact · space · book · anthologies · literary-fiction · dystopia · journey · politics
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Space Colony One
by J.J. Green
4.14 · 22 ratings
invasion · colonization · aliens · fiction · sci-fi · first-contact · space · violent-conflict · adult · space-fleet · anthologies · genetic-engineering · space-opera · space-travel · galactic-empire · military · post-apocalyptic · book · classics · action-adventure
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Star Trek: Myriad Universes
by William Leisner
3.95 · 20 ratings
space-opera · sci-fi · space · violent-conflict · adult · military · anthologies · action-adventure · fiction · first-contact · genetic-engineering · invasion · aliens · space-travel · travel · space-fleet · dystopia · exploration · alternate-history
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Beyond the Stars: Space Opera Anthologies
by Lindsay Buroker
3.96 · 26 ratings
sci-fi · exploration · fiction · anthologies · space-fleet · space · violent-conflict · military · space-travel · space-opera · colonization · adult · first-contact · galactic-empire · action-adventure · aliens · young-adult · soldiers · invasion · dystopia
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Starfleet Corps of Engineers
by David Mack
3.93 · 54 ratings
action-adventure · fiction · sci-fi · space-opera · genetic-engineering · adult · anthologies · space · military · violent-conflict · aliens · invasion · first-contact · colonization · book · 21st-century · mystery · young-adult · hard-sci-fi · exploration
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Star Cat
by Andrew Mackay
3.86 · 14 ratings
action-adventure · aliens · fiction · animals · invasion · cats · genetic-engineering · violent-conflict · first-contact · space-opera · sci-fi · mystery · mlm · anthologies · adult · space · space-travel · romantic-love · exploration · near-future
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Gloria VanDeen
by C.J. Ryan
3.44 · 9 ratings
adult · space · space-opera · sci-fi · fiction · action-adventure · anthologies · cyberpunk · first-contact · military · violent-conflict · literary · mystery · classics · magic · space-travel · pulp · female-mc · crime · steamy
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