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These books are ranked using the setting labels extracted for Columbus Day.
Setting labels used: near future, Earth, space, alien planet, interstellar war, military base, planetary colony, universe with multiple alien species
This does not mean the books share the same plot, setting, quality, or difficulty. It means their setting embeddings are close.
A broke college dropout joins Earth’s mercenary legions and is sent to a dangerous alien world where death isn’t the end.
Why this is here
Setting labels: near future · interstellar empire · alien planets · frontier military · space war · distant future
Semantic match: ranked by setting
Distance: 0.0753
Earth is pulled into an alien war and must race to build a fighting force before a brutal invader reaches home.
Why this is here
Setting labels: near future · early 2000s · Earth · space warfare · alien planets · interstellar setting · military future
Semantic match: ranked by setting
Distance: 0.0796
An injured Earth chef and a guilt-bound alien commander find healing, danger, and true-mate love in a shared universe.
Why this is here
Setting labels: space · alien planet · military base · mining colony · interplanetary · shared universe · future · extraterrestrial society
Semantic match: ranked by setting
Distance: 0.0822
As an alien armada closes in, Earth races to survive a brutal, politically fraught war for humanity’s future.
Why this is here
Setting labels: Earth · alien world · space · future Earth · global conflict · interstellar setting · dystopian future
Semantic match: ranked by setting
Distance: 0.0886
A woman facing prison is matched with a damaged alien warrior whose lost beast may hold the key to both their futures.
Why this is here
Setting labels: space colony · interstellar setting · alien world · galactic war · war-torn future · colonial base · alternate reality · earth to alien planet
Semantic match: ranked by setting
Distance: 0.0914
A jailed ocean activist is offered freedom by becoming the matched bride of two alien warriors on a distant colony.
Why this is here
Setting labels: space colony · alien world · Earth · Hawaii · desert planet · underwater mission · sci-fi future · interstellar · galactic war
Semantic match: ranked by setting
Distance: 0.0921
A wartime experiment puts a human brain in charge of a spaceship, and the ship develops ideas of its own.
Why this is here
Setting labels: future Earth · interstellar war · alien conflict · space warfare · military research facility · undetermined future
Semantic match: ranked by setting
Distance: 0.0934
A human girl is mistaken for an alien princess and forced into a dangerous courtly deception that could spark war.
Why this is here
Setting labels: Earth · alien planet · intergalactic · spacefaring society · two alien kingdoms · alien court · alternate Earth with aliens
Semantic match: ranked by setting
Distance: 0.0950
A queer teen clone raised on Earth is pulled into interstellar war, where pronouns, found family, and destiny collide.
Why this is here
Setting labels: space · Earth · intergalactic · alien societies · spaceship · war-torn galaxy · futuristic · galactic civilization · multiple planets · alternate species biology
Semantic match: ranked by setting
Distance: 0.0952
A young soldier on occupied Earth faces alien withdrawal, invading rivals, and impossible loyalty choices in a high-stakes sequel.
Why this is here
Setting labels: future Earth · alien colony · interstellar politics · colonized society · post-apocalyptic Earth · galactic conflict · military sci-fi
Semantic match: ranked by setting
Distance: 0.0974
A retired ace pilot gets a second chance in space when aliens recruit him to help defend their worlds.
Why this is here
Setting labels: space · Earth · alien civilization · interstellar war · military future · human-alien contact · space combat
Semantic match: ranked by setting
Distance: 0.0974
An alien probe recruits a young inventor to help humanity survive an incoming invasion and build a fighting fleet.
Why this is here
Setting labels: near future · space warfare · solar system · post-apocalyptic earth · interstellar conflict · future history · colonized future · military sci-fi setting
Semantic match: ranked by setting
Distance: 0.0984
