The Return of the Marines: Similar series
Vatta's War
by Elizabeth Moon
3.99 · 123 ratings
feminism · sci-fi · space-opera · military · audiobook · female-author · space · violent-conflict · hard-sci-fi · futuristic · book · war · outlaws · female-mc · action-adventure · fiction · coming-of-age · space-travel · politics · multi-pov
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Moties
by Jennifer R. Pournelle
3.91 · 84 ratings
fiction · sci-fi · adult · book · aliens · first-contact · audiobook · hard-sci-fi · war · action-adventure · space-opera · 20th-century · military · historical · violent-conflict · space · alternate-history · mystery · space-travel · female-author
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Star Wars: Alphabet Squadron
by Alexander Freed
3.84 · 58 ratings
action-adventure · sci-fi · galactic-empire · space-opera · military · audiobook · space-fleet · space · violent-conflict · lgbtq · book · fiction · adult · war · aliens · mystery · travel · male-mc · other-world · young-adult
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Honorverse: Saganami Island
by David Weber
4.00 · 70 ratings
nautical · fiction · action-adventure · sci-fi · war · book · adult · violent-conflict · space · audiobook · military · space-opera · futuristic · female-mc · hard-sci-fi · psychics · politics · paranormal
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War Eternal
by M.R. Forbes
4.19 · 151 ratings
invasion · aliens · fiction · space-opera · soldiers · sci-fi · space · adult · space-fleet · military · violent-conflict · book · war · time-travel · action-adventure · first-contact · audiobook · galactic-empire · futuristic · colonization
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Blood on the Stars
by Jay Allan
4.33 · 243 ratings
fiction · aliens · exploration · first-contact · military · space-fleet · adult · violent-conflict · soldiers · sci-fi · space-travel · space-opera · invasion · book · space · galactic-empire · colonization · war · audiobook · action-adventure
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Interstellar Brides Chronological
by Grace Goodwin
4.11 · 542 ratings
aliens · sci-fi · steamy · paranormal · fiction · action-adventure · adult · romance · military · book · audiobook · genetic-engineering · shapeshifters · insta-love · vampires · futuristic · contemporary · alpha-mc · other-world · violent-conflict
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Belisarius
by Eric Flint
4.22 · 113 ratings
historical-fiction · military · historical · adult · violent-conflict · war · alternate-history · fiction · action-adventure · time-travel · book · sci-fi · space · space-opera · dark-fantasy · horror · hard-sci-fi · medieval · box-set · audiobook
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Crimson Worlds
by Jay Allan
4.11 · 172 ratings
fiction · war · violent-conflict · adult · military · sci-fi · book · space · space-opera · soldiers · aliens · space-fleet · audiobook · first-contact · galactic-empire · action-adventure · exploration · invasion · space-travel · colonization
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Turbulence
by Lyn Gala
3.92 · 29 ratings
steamy · book · romance · mlm · sci-fi · violent-conflict · adult · military · lgbtq · war · futuristic · action-adventure · fiction · space · dystopia · disability · contemporary · space-opera · bisexuality · slow-burn
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The Messenger
by J.N. Chaney
4.31 · 48 ratings
exploration · fiction · sci-fi · action-adventure · war · book · cyberpunk · space · genetic-engineering · first-contact · violent-conflict · military · audiobook · space-travel · soldiers · adult · space-opera · young-adult · aliens · colonization
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Grabbed
by Lolita Lopez
4.09 · 80 ratings
fiction · adult · sci-fi · romance · book · paranormal · aliens · steamy · action-adventure · futuristic · military · dark · kidnapping · contemporary · enemies-to-lovers · war · violent-conflict · new-adult · insta-love · space
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Invasion America
by Vaughn Heppner
3.87 · 44 ratings
military · audiobook · war · violent-conflict · adult · dystopia · male-mc · soldiers · sci-fi · alternate-history · action-adventure · fiction · post-apocalyptic · book · apocalyptic · historical-fiction · survival · futuristic · near-future · suspense
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Black Guard
by C.R. Daems
4.17 · 24 ratings
book · war · sci-fi · action-adventure · adult · fiction · military · violent-conflict · soldiers · coming-of-age · suspense · space · female-mc
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Surviving Ashes
by Kennedy Layne
4.08 · 39 ratings
fiction · action-adventure · book · steamy · post-apocalyptic · futuristic · romance · survival · adult · dystopia · contemporary · military · suspense · sci-fi · in-uniform · female-mc · war · apocalyptic · violent-conflict · alpha-mc
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Rise of the Empire
by Ivan Kal
4.37 · 91 ratings
aliens · fiction · book · space · adult · space-fleet · military · violent-conflict · litrpg · space-opera · sci-fi · colonization · genetic-engineering · space-travel · war · invasion · galactic-empire · royalty · action-adventure · first-contact
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Helfort's War
by Graham Sharp Paul
3.75 · 36 ratings
fiction · action-adventure · war · book · military · adult · space · violent-conflict · sci-fi · space-opera · space-fleet · space-travel · exploration · futuristic · mystery · cyberpunk · epic
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Dogs of War
by J.M. Madden
4.53 · 30 ratings
military · book · fiction · action-adventure · suspense · adult · romance · paranormal · contemporary · war · violent-conflict · sci-fi · genetic-engineering · fantasy · mystery · supernatural · psychics · female-mc · dark · soldiers
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Jit'Suku Chronicles: Arcana
by Bianca D'Arc
4.00 · 28 ratings
romance · steamy · book · futuristic · aliens · fiction · space-opera · adult · paranormal · action-adventure · sci-fi · space · violent-conflict · war · military · psychics · warriors · invasion · shapeshifters · supernatural
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On Deception's Edge
by Lise MacTague
4.00 · 13 ratings
book · war · military · adult · violent-conflict · wlw · sci-fi · fiction · action-adventure · lgbtq · lesbian-mc · post-apocalyptic · romance · fighter · forced-proximity · space · romantic-love · space-opera · futuristic · steamy
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The Legacy of Caliban
by Gav Thorpe
3.71 · 17 ratings
adult · military · fiction · violent-conflict · sci-fi · book · action-adventure · grim-dark · war · futuristic · space-opera · anthologies · box-set
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Valiant Knox
by Jess Anastasi
4.00 · 12 ratings
romance · adult · book · space · futuristic · war · action-adventure · fiction · sci-fi · space-opera · military · violent-conflict · killer · suspense · steamy · contemporary · aliens · dark · mental-illness · kidnapping
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No Man's World
by Pat Kelleher
3.88 · 8 ratings
fiction · sci-fi · war · book · adult · violent-conflict · horror · military · aliens · action-adventure · alternate-history · historical · ww1 · 20th-century · dark · soldiers · ghosts · supernatural · dark-fantasy · angels
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Federation War
by Rick Shelley
3.71 · 7 ratings
action-adventure · adult · fiction · military · violent-conflict · book · war · sci-fi · space · space-fleet · space-opera
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