Area 51
by Bob Mayer
3.95 · 192 ratings
paranormal · book · sci-fi · violent-conflict · adult · first-contact · war · action-adventure · aliens · fiction · military · audiobook · soldiers · political-intrigue · conspiracies · technothriller · supernatural · mystery · alternate-history · 21st-century
Area 51: Similar series
The Origin Mystery
by A.G. Riddle
3.85 · 91 ratings
post-apocalyptic · historical-fiction · sci-fi · action-adventure · mystery · aliens · fiction · apocalyptic · drama · futuristic · dystopia · audiobook · myths · political-intrigue · suspense · conspiracies · paranormal · young-adult · book · technothriller
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Sirantha Jax
by Ann Aguirre
3.89 · 181 ratings
aliens · fiction · action-adventure · female-mc · futuristic · military · space-opera · sci-fi · urban-fantasy · book · romance · space · alpha-mc · paranormal · space-travel · dystopia · audiobook · mystery · psychics · war
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Legacy Fleet Trilogy
by Nick Webb
4.10 · 89 ratings
action-adventure · supernatural · soldiers · sci-fi · galactic-empire · space-opera · first-contact · space-travel · military · audiobook · adult · space-fleet · space · violent-conflict · invasion · war · book · technothriller · colonization · exploration
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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 Rho Agenda: Inception
by Richard Phillips
4.14 · 64 ratings
book · crime · technothriller · assassinations · espionage · action-adventure · fiction · mystery · assassins · political-intrigue · sci-fi · violent-conflict · adult · military · audiobook · first-contact · 21st-century · invasion · terrorism · aliens
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Saucer
by Stephen Coonts
3.81 · 58 ratings
first-contact · audiobook · military · adult · violent-conflict · suspense · sci-fi · aliens · action-adventure · fiction · mystery · invasion · book · technothriller · male-mc · space · war · space-travel · colonization · humor
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Star Force
by B.V. Larson
4.02 · 251 ratings
war · aliens · fiction · space-opera · sci-fi · soldiers · violent-conflict · space-fleet · adult · military · book · invasion · galactic-empire · space · audiobook · ai · action-adventure · robots · first-contact · technothriller
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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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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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First Colony
by Ken Lozito
4.19 · 153 ratings
space · violent-conflict · invasion · book · aliens · exploration · fiction · soldiers · sci-fi · space-opera · first-contact · military · adult · colonization · space-travel · audiobook · war · action-adventure · space-fleet · mystery
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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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Area 51
by Bob Mayer
3.95 · 192 ratings
paranormal · book · sci-fi · violent-conflict · adult · first-contact · war · action-adventure · aliens · fiction · military · audiobook · soldiers · political-intrigue · conspiracies · technothriller · supernatural · mystery · alternate-history · 21st-century
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Terry Henry Walton Chronicles
by Craig Martelle
4.47 · 153 ratings
urban-fantasy · violent-conflict · military · war · apocalyptic · fiction · action-adventure · paranormal · dystopia · genetic-engineering · audiobook · shapeshifters · book · post-apocalyptic · vampires · sci-fi · adult · law-enforcement · futuristic · warriors
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Rise of the Jain
by Neal Asher
4.20 · 44 ratings
space · ai · book · invasion · violent-conflict · space-fleet · adult · military · first-contact · space-opera · soldiers · sci-fi · action-adventure · aliens · fiction · hard-sci-fi · audiobook · technothriller · mystery · investigator
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Planetside
by Michael Mammay
3.98 · 41 ratings
violent-conflict · adult · military · first-contact · space-opera · sci-fi · mystery · aliens · exploration · fiction · war · space · audiobook · political-intrigue · conspiracies · book · law-enforcement · space-travel · soldiers · action-adventure
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Aurora Rising
by G.S. Jennsen
4.13 · 66 ratings
sci-fi · space-travel · space-opera · military · first-contact · action-adventure · fiction · galactic-empire · cyberpunk · colonization · violent-conflict · space-fleet · aliens · exploration · ai · space · romance · book · soldiers · adult
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The Comet Cycle
by Benjamin Percy
3.72 · 72 ratings
post-apocalyptic · violent-conflict · invasion · literary-fiction · book · supernatural · aliens · fiction · action-adventure · mystery · conspiracies · paranormal · political-intrigue · super-powered · suspense · first-contact · sci-fi · adult · dystopia · magical-realism
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Dark Space
by Jasper T. Scott
3.84 · 82 ratings
invasion · space-fleet · book · galactic-empire · audiobook · space · fiction · aliens · sci-fi · space-opera · military · violent-conflict · adult · historical · supernatural · genetic-engineering · dystopia · cyberpunk · steampunk · industrial-era
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AL:ICE
by Charles W. Lamb
4.13 · 46 ratings
aliens · fiction · soldiers · space-opera · sci-fi · audiobook · military · first-contact · litrpg · space · violent-conflict · dystopia · invasion · adult · book · apocalyptic · time-travel · harem · action-adventure · paranormal
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Lynx
by Fiona Quinn
4.48 · 62 ratings
crime · female-mc · psychics · action-adventure · mystery · fiction · military · adult · romance · book · supernatural · suspense · paranormal · political-intrigue · contemporary · fantasy · magic · audiobook · law-enforcement · conspiracies
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Children of a Dead Earth
by Patrick S. Tomlinson
3.86 · 28 ratings
colonization · invasion · book · audiobook · space · dystopia · action-adventure · mystery · aliens · fiction · crime · violent-conflict · adult · sci-fi · space-opera · dying-earth · police-procedural · conspiracies · political-intrigue · humor
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Starfighter Training Academy
by Grace Goodwin
4.22 · 41 ratings
book · romance · paranormal · genetic-engineering · audiobook · action-adventure · fiction · sci-fi · adult · military · steamy · invasion · colonization · war · aliens · violent-conflict · space-fleet · first-contact · suspense · space
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AI Fleet
by Isaac Hooke
4.04 · 24 ratings
violent-conflict · space · cyberpunk · audiobook · adult · military · first-contact · space-fleet · galactic-empire · space-opera · soldiers · sci-fi · aliens · fiction · colonization · supernatural · book · ai · action-adventure · war
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Mech Wars
by Scott Bartlett
3.86 · 22 ratings
colonization · supernatural · book · invasion · space · aliens · fiction · hard-sci-fi · violent-conflict · space-fleet · adult · military · first-contact · space-travel · space-opera · soldiers · sci-fi · audiobook · galactic-empire · action-adventure
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