The Infinity Project: Similar romance series

Remembrance of Earth's Past

by Liu Cixin

4.28 · 248 ratings

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

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Foundation Publication Order

by Isaac Asimov

4.23 · 374 ratings

fiction · sci-fi · philosophy · literary · audiobook · space · dystopia · book · classics · epic · 20th-century · space-opera · adult · hard-sci-fi · action-adventure · politics · male-author · futuristic · mystery · historical

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Commonwealth Universe

by Peter F. Hamilton

4.18 · 280 ratings

space-opera · sci-fi · adult · fiction · action-adventure · space · audiobook · book · epic · male-author · aliens · hard-sci-fi · mystery · violent-conflict · military · futuristic · ai · genetic-engineering · transhumanism · space-travel

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Void

by Peter F. Hamilton

4.28 · 123 ratings

action-adventure · fiction · book · space · adult · audiobook · space-opera · sci-fi · aliens · hard-sci-fi · male-author · transhumanism · epic · mystery · technothriller · time-travel · genetic-engineering · suspense · religion · spirituality

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Odyssey One

by Evan Currie

4.26 · 199 ratings

action-adventure · aliens · fiction · invasion · book · war · audiobook · military · violent-conflict · space · adult · sci-fi · space-opera · hard-sci-fi · futuristic · first-contact · space-fleet · soldiers · dystopia · space-travel

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Robot

by Isaac Asimov

4.21 · 359 ratings

robots · fiction · sci-fi · classics · literary · ai · adult · hard-sci-fi · mystery · 20th-century · audiobook · dystopia · male-author · historical · anthologies · space · action-adventure · space-opera · law-enforcement · technology

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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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The State

by Larry Niven

3.75 · 95 ratings

adult · space · sci-fi · audiobook · hard-sci-fi · fiction · action-adventure · colonization · space-opera · 20th-century · literary · evolution · dystopia · historical · book · futuristic · anthologies · classics · earth · space-travel

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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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Marines in Space

by Ian Douglas

3.89 · 177 ratings

space · war · military · action-adventure · fiction · audiobook · soldiers · violent-conflict · space-opera · book · hard-sci-fi · sci-fi · adult · aliens · space-travel · exploration · mars · male-author · space-fleet · mystery

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Kefahuchi Tract

by M. John Harrison

3.66 · 56 ratings

adult · book · literary-fiction · fiction · sci-fi · space-opera · audiobook · space · cyberpunk · hard-sci-fi · action-adventure · horror · noir · contemporary · psychological · supernatural · mystery · serial-killers · aliens · dark

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Dorsai Trilogy

by Gordon R. Dickson

4.05 · 56 ratings

war · fiction · space-opera · sci-fi · space · violent-conflict · adult · military · audiobook · book · hard-sci-fi · lgbtq · anthologies · action-adventure · religion · classics · spirituality · literary · 20th-century · space-travel

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Deathworld

by Harry Harrison

3.92 · 90 ratings

action-adventure · fiction · space · adult · sci-fi · classics · audiobook · literary · space-opera · pulp · book · male-author · dystopia · male-mc · mystery · hard-sci-fi · anthologies · historical · violent-conflict · 20th-century

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The Way

by Greg Bear

3.80 · 70 ratings

action-adventure · time-travel · sci-fi · space-opera · adult · fiction · audiobook · space · post-apocalyptic · military · violent-conflict · hard-sci-fi · aliens · literary · invasion · anthologies · book · classics · 20th-century · first-contact

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Worlds of Honor

by David Weber

3.98 · 99 ratings

sci-fi · space-opera · military · audiobook · space · violent-conflict · adult · anthologies · futuristic · war · action-adventure · fiction · space-travel · hard-sci-fi · aliens · psychics · political-intrigue · cats · espionage · animals

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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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Eight Worlds

by John Varley

3.95 · 61 ratings

fiction · adult · space-opera · sci-fi · cyberpunk · action-adventure · lgbtq · male-author · violent-conflict · anthologies · dystopia · space · aliens · hard-sci-fi · military · invasion · audiobook · exploration · humor · female-mc

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Chanur

by C.J. Cherryh

4.10 · 105 ratings

adult · space-opera · sci-fi · aliens · fiction · animals · space · cats · invasion · violent-conflict · female-author · first-contact · action-adventure · audiobook · hard-sci-fi · book · anthologies · female-mc · box-set · historical

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Luna

by Gardner Dozois

3.85 · 88 ratings

fiction · sci-fi · audiobook · hard-sci-fi · space-opera · male-author · adult · book · anthologies · colonization · politics · galactic-empire · space · lgbtq · exploration · space-travel · young-adult · dystopia · family · near-future

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Web Shifters

by Julie E. Czerneda

4.07 · 41 ratings

book · shapeshifters · action-adventure · fiction · aliens · exploration · paranormal · space-opera · sci-fi · audiobook · female-author · space · adult · survival · hard-sci-fi · invasion · conspiracies · suspense · political-intrigue · violent-conflict

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Aeon 14: The Intrepid Saga

by M.D. Cooper

4.18 · 67 ratings

cyberpunk · space · colonization · space-opera · soldiers · sci-fi · adult · violent-conflict · military · hard-sci-fi · fiction · galactic-empire · space-travel · space-fleet · exploration · action-adventure · female-mc · alpha-mc · audiobook · book

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Species Imperative

by Julie E. Czerneda

4.07 · 44 ratings

adult · anthologies · space-opera · sci-fi · aliens · fiction · hard-sci-fi · space · exploration · action-adventure · invasion · violent-conflict · first-contact · female-author · space-travel · female-mc · dystopia · cyberpunk · audiobook · paranormal

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