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Built on ISFDB, Wikipedia, Wikidata and Open Library. Curated reading orders carry their reasoning on the page; the rest follow publication order. Data sources & licenses

© Loreful · data: ISFDB · CC BY

More like Trillions

anchored on:science fictionfirst contactalienscontemporarymiddle gradecoming of age

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Mood

The mood the book leaves you in.

  • The reading experience is propelled by journeys, exploration, and physical risk; excitement and forward momentum dominate over dread or introspection.
  • Joy and loss are deliberately mixed; the resolution grants characters something real while taking something else away, leaving warmth and sorrow together.
  • The book demands work from the reader — dense prose, difficult structure, unfamiliar ideas, or morally uncomfortable material — as part of its intended effect.
  • Grim events, cruelty, or despair dominate the atmosphere, and the book does not soften them with comfort or comic relief.
  • The atmosphere is quietly unsettling — wrongness, unease, and the uncanny pervade the book without necessarily escalating into overt horror.
  • The book is built to move the reader; character feeling is foregrounded and major scenes aim at a strong emotional response.
  • Humor is a primary aim and the prose plays for laughs — comic situations, wit, or dialogue produce sustained comedy, not occasional levity.
  • The book insists that things can improve; effort and decency are shown to matter, and the arc bends toward better outcomes even through hardship.
  • The book teaches as it goes — real facts, history, science, or craft are conveyed in enough depth that learning is part of the reading experience.
  • The book is designed to uplift and motivate, presenting perseverance or achievement in a way that invites the reader to aspire or act.
  • The overall register is cheerful and easygoing; stakes are kept gentle and the book avoids dwelling on pain or dread.
  • Withheld information drives the experience; the book sustains enigmas and secrets the reader wants resolved, whatever its genre.
  • The book is contemplative and inward-looking, giving more weight to thought, memory, and meaning than to external events.
  • The book works as comfort reading — low tension, a soothing pace, and an atmosphere the reader can unwind in.
  • Grief, loss, or melancholy set the dominant register, and the book lets sorrow stand rather than resolving it into comfort.
  • Sustained suspense is the point; the book keeps the reader braced for what happens next through danger, pressure, or impending revelation.
  • Playful invention and charm define the register — fanciful conceits, light absurdity, and a narration that delights in its own oddity.

About

What the story runs on.

  • Stories in which extraterrestrial beings are central — as characters, cultures, or the object of the plot.
  • Stories structured as a quest — a journey undertaken to find, deliver, or destroy something of great import.
  • Stories in which staying alive against nature, catastrophe, or scarcity is the central problem.
  • Stories of lovers kept apart by law, family, faith, or station, where the obstacle to love is the plot.
  • Stories in which a friendship — its making, testing, or loss — is the emotional center.
  • Stories of growing up — a young protagonist crossing from childhood into adult knowledge and responsibility.
  • Stories about who a character truly is — self-discovery, doubled lives, and the search for a self.
  • Stories about mourning — living through the death of a loved one and what loss does to the survivors.
  • Stories in which a buried family truth — hidden parentage, crimes, or shames — surfaces and reorders the present.
  • Stories driven by maneuvering for power — factions, conspiracies, and statecraft conducted in shadow.
  • Stories in which war itself is the subject — combat, occupation, and what warfare does to soldiers and civilians.
  • Stories organized around investigating a killing — the case, the clues, and the pursuit of the killer, in any genre's clothing.

Shelf

Where it sits in the library.

    • Fiction built on magic or other supernatural elements that have no scientific explanation.
    • Secondary-world fantasy at large scale, where the fate of nations or the world turns on the protagonists' struggle.
    • Fantasy set in a recognizably modern city or contemporary world where the supernatural intrudes on everyday life.
    • Fantasy that blends in horror's atmosphere and imagery, keeping a fantastical frame around grim or frightening material.
    • Action-driven fantasy following warriors or rogues with personal stakes against sorcerous threats, rather than world-spanning conflicts.
    • Fantasy set in a real historical period or a close analogue of one, with magic woven into the era.
    • Fantasy in which protagonists cross from the ordinary world into another world through a portal or similar passage.
    • Fiction that retells or reworks a traditional fairy tale in a new form or setting.
    • Fantasy drawing directly on myths, legends, and folklore, retelling them or building on their figures and logic.
    • Fantasy of ghosts, vampires, shapeshifters, psychics, and similar phenomena, usually set in an otherwise ordinary world.
    • Fiction mixing science-fictional trappings with overtly magical or impossible elements in one setting.
    • Low-stakes fantasy emphasizing comfort, community, and everyday pleasures over conflict and peril.
    • Speculative fiction of pervasive moral ambiguity, violence, and cynicism that rejects heroic conventions — fantasy and SF alike.
      • Fiction that extrapolates from science and technology — future societies, space travel, or speculative inventions — within at least nominally natural laws.
      • Science fiction of interstellar scope — starships, galactic polities, and adventure across star systems.
      • Science fiction committed to scientific rigor, where technical plausibility constrains the story.
      • Science fiction centered on armed forces and warfare, told largely from a military point of view.
      • Science fiction of networked, corporate-dominated near futures, pairing high technology with social decay.
      • Science fiction styled on nineteenth-century steam-powered technology, often in a Victorian or pseudo-Victorian setting.
      • Fiction depicting an oppressive or catastrophic society, presented as a warning.
      • Fiction set after civilization's collapse, following survivors in the ruins of the old world.
      • Fiction in which characters move between past and future, and the mechanics or consequences of that travel drive the plot.
      • Fiction exploring a world where a historical event went differently and history diverged from ours.
      • Science fiction about humanity's first encounter and communication with an alien intelligence.
      • Science fiction in which extraterrestrial forces attack or occupy Earth and humanity resists.
      • Fiction whose primary aim is to frighten or unsettle the reader through dread, menace, or the monstrous.
      • Horror of vast, indifferent, incomprehensible entities before which humanity is insignificant, in the Lovecraft tradition.
      • Horror of decaying houses, buried family secrets, and oppressive atmosphere in the Gothic literary tradition.
      • Horror centered on hauntings and the returning dead.
      • Horror located in the mind — paranoia, obsession, and unreliable perception rather than external monsters.
      • Horror built around the reanimated dead and survival amid their outbreaks.
      • Horror defined by explicit, transgressive gore that refuses to cut away from violence.
      • Speculative fiction of the strange and uncanny that resists both natural explanation and standard genre categories.
      • Fiction organized around solving a crime or puzzle, typically following an investigator toward the identification of a culprit.
      • A puzzle-first mystery that lays out clues so the culprit's identity can be deduced before the reveal.
      • Crime fiction of moral ambiguity, fatalism, and hard-edged style, set among the corrupt and the doomed.
      • A mystery following the realistic routines of police work — forensics, interviews, and case-building.
      • A gentle mystery with an amateur sleuth, a small community, and violence kept off the page.
      • A mystery set in a past era, where the investigation works within that period's methods and society.
      • Fast-paced fiction driven by imminent danger, pursuit, or high-stakes conspiracy, built to sustain tension.
      • A thriller of espionage — agents, tradecraft, and intelligence services in conflict.
      • A thriller centered on lawyers and the courtroom, where litigation carries the suspense.
      • A thriller driven by detailed contemporary or near-future technology, often military or scientific.
      • A thriller whose tension comes from mental states and manipulation between characters rather than external action.
      • Fiction whose central plot is a romantic relationship and its development toward an emotionally satisfying resolution.
      • Romance in which one or both partners are supernatural beings, blending fantasy elements into the love story.
      • A fantasy-romance hybrid in which the romantic arc and the fantasy plot carry equal weight.
      • Romance set in a past era, with courtship shaped by the period's society and manners.
      • Romance set in the present day, without supernatural or historical elements.
      • Fiction set in a real past period, where the historical setting materially shapes characters and events.
        • General and literary fiction emphasizing prose style, character interiority, or formal ambition over genre plot conventions.
        • Fiction in a realistic world where magical events occur and are treated as ordinary, in the tradition of Latin American literature.
        • Fiction that ridicules people, institutions, or society in order to criticize them.
        • Fiction of dreamlike, irrational imagery and logic that breaks from realistic representation.
        • Fiction that plays with narrative convention through metafiction, fragmentation, and self-reference.
        • Fiction propelled by journeys, exploration, and physical peril, where action and survival carry the plot.
        • Adventure fiction of ships and seafaring — naval engagements, voyages, and life at sea.
        • Fiction of the American frontier West — gunmen, ranchers, and lawmen, typically in the late nineteenth century.
        • Fiction centered on soldiers, campaigns, and the experience of warfare, historical or imagined.
          • Fiction written primarily to amuse, using comedic situations, wit, or parody as its organizing principle.
            • Multi-generational fiction following a family or dynasty across decades, with inheritance and kinship as the through-line.
              • Fiction whose world runs on explicit game mechanics — levels, stats, and skills that characters can see and exploit.
                • Fiction about costumed or superpowered heroes and their conflicts with comparable villains.

                Practical

                How long a commitment, whether it stands alone, and whether it has finished.

                Tap a chip to ask for it · tap again to rule it out · once more to clear. Numbers show what would be left.

                • Cover of Footfall
                  Footfall

                  Larry Niven & Jerry Pournelle · standalone novel · 1985

                  similar bycontemporaryaliensscience fictiontensefirst contactwar+1 more

                  When aliens travel to Earth from Alpha Centauri, differences between alien and human psychology result in an unprovoked invasion, and the resulting resistance results in the aliens' use of a devastating weapon.

                • Cover of Moties
                  Moties

                  series · 4 books · 1974

                  part of CoDominium

                  similar byscience fictionaliensfirst contact+3 more

                  Larry Niven and Jerry Pournelle's The Mote in God's Eye (1974) depicts humanity's first contact with an alien species, the Moties, set within the far-future interstellar setting of Pournelle's codominium future history. The Gripping Hand continues that first-contact crisis years later, and Outies, written by J. R. Pournelle, carries the story forward into a new generation. Together the three books trace an escalating encounter between human and Motie civilizations within the codominium universe.

                • Cover of My Teacher Is an Alien
                  My Teacher Is an Alien

                  series · 4 books · 1989

                  similar bycontemporaryaliensscience fictionadventurousmiddle grade+2 more

                  My Teacher Is an Alien is a four-book science fiction children's book series authored by Bruce Coville. The titles include:My Teacher Is an Alien (1989) My Teacher Fried My Brains (1991) My Teacher Glows in the Dark (1991) My Teacher Flunked the Planet (1992)

                • Cover of The Visitors
                  The Visitors

                  Clifford D. Simak · standalone novel · 1980

                  similar bycontemporaryaliensscience fictionfirst contacttense

                  WorldCat: Intelligent, alien creatures arrive on Earth from outer space, threatening world stability and presaging the destruction of civilization.

                • Cover of Red Planet
                  Red Planet

                  Robert A. Heinlein · standalone novel · 1949

                  similar byscience fictionadventurousalienscoming of age+1 more

                  A boy colonist on Mars takes his bouncing ball Martian pet with him to boarding school, but the new Headmaster is a controlling tyrant. Things get worse when he discovers a plot that will jeopardize all of the colonists.

                • Cover of The Abyss
                  The Abyss

                  Orson Scott Card · standalone novel · 1989

                  similar bycontemporaryscience fictiontensealiensfirst contact+1 more

                  The Abyss is a 1989 American science fiction film written and directed by James Cameron and starring Ed Harris, Mary Elizabeth Mastrantonio, and Michael Biehn. When an American submarine sinks in the Caribbean, a U.S. search and recovery team works with an oil platform crew, racing against Soviet vessels to recover the boat. Deep in the ocean, they encounter something unexpected.

                • Cover of Daniel X
                  Daniel X

                  series · 6 books · 2008

                  similar bycontemporaryscience fictionadventurousaliensyoung adult+2 more

                  The Dangerous Days of Daniel X opens James Patterson's science-fiction series, co-written with Michael Ledwidge, marking Patterson's return to genre science fiction in a similar vein to his Maximum Ride series. Released in 2008, it became the first of six books following the same teenage protagonist. Patterson's later collaborators on the sequels include Chris Grabenstein, Ned Rust, and Adam Sadler.

                • Cover of Conquerors
                  Conquerors

                  series · 3 books · 1994

                  similar byaliensscience fictionadventuroustensefirst contactwar

                  Conquerors is Timothy Zahn's military science-fiction trilogy following human fighter pilots and their commanders through an interstellar war that neither side fully understands, told across Conquerors' Pride, Conquerors' Heritage, and Conquerors' Legacy. Zahn alternates perspective between the human and alien chains of command, using the shifting viewpoints to slowly unpick why the conflict started in the first place. It's contact-and-conflict SF built around miscommunication rather than straightforward invasion.

                • Cover of Manhattan Transfer
                  Manhattan Transfer

                  John E. Stith · standalone novel · 1993

                  similar bycontemporaryaliensscience fictionadventuroustense

                  Aliens kidnap Manhattan. Read all about it.

                • Cover of Have Space Suit - Will Travel
                  Have Space Suit - Will Travel

                  Robert A. Heinlein · standalone novel · 1958

                  similar byscience fictionadventuroustensealiensyoung adult+2 more

                  From the back cover of the Del Rey 9th printing: "Skyjacked - Everything happened at once. One minute Kip Russell was walking about in his own backyard, testing out an old space suit and dreaming about going to the moon - and the next he was out cold and the captive of an insidious space pirate. The whole thing seemed like a very bad dream until he discovered he wasn't the only prisoner on board. Then the reality of the situation became inescapable. He - along with the daughter of a world-renowned scientist and a beautiful creature from an alien planet - had been skyjacked by a monstrous extraterrestrial and they were on their way to the Moon... a journey toward a fate worse than death!"

                • Cover of Needle
                  Needle

                  series · 2 books · 1950

                  completed

                  similar byaliensscience fictionadventurous+3 more

                  Hal Clement's Needle follows an alien detective nicknamed the Hunter, a shapeless symbiotic being that can live inside a host body, as it crash-lands on Earth pursuing a fugitive of its own kind and takes refuge inside an American teenager, Robert Kinnaird. Together the mismatched pair must learn to communicate and cooperate, first to survive and later to track down the second alien, which has hidden inside another human in the same Pacific island community. The sequel, Through the Eye of a Needle, published nearly three decades later, continues the Hunter's story.

                • Cover of The Star Beast
                  The Star Beast

                  Robert A. Heinlein · standalone novel · 1954

                  similar byaliensscience fictionadventurouscoming of agefirst contactyoung adult

                  A talking alien pet has grown to the size of a small dinosaur. She repeatedly gets her teenage owner in trouble whenever she leaves the backyard, but he continues to care for her, as did his father and grandfather before him. When an alien delegation lands on Earth and demands custody, he fights to protect her.

                • Cover of Illegal Alien
                  Illegal Alien

                  Robert J. Sawyer · standalone novel · 1997

                  similar bycontemporaryaliensscience fictionfirst contacttense

                  The trial of an alien accused of murdering an Earthman. The accused is a crewman of a damaged spaceship which landed on Earth, and the victim was a scientist sent to talk to them. Evidence reveals the ship was on a mission to destroy Earth, but some crewmen rebelled against the order. (WorldCat)

                • Cover of The Apocalypse Troll
                  The Apocalypse Troll

                  David Weber · standalone novel · 1999

                  similar bycontemporaryscience fictionadventuroustensealienswar

                  The Apocalypse Troll is a novel by American writer David Weber, first published by Baen Books in January 1999. It is a story about time travel and alien invasion.

                • Cover of Tripods
                  Tripods

                  series · 4 books · 1967

                  completed

                  similar byscience fictiontensealiensyoung adult+2 more

                  The Tripods is a series of young adult science fiction novels by John Christopher. The series takes place in a post-apocalyptic world where humanity is enslaved by "Tripods"—gigantic three-legged walking machines piloted by an alien race later identified as the "Masters". The first two books were the basis of a science fiction TV series, produced in the United Kingdom in the 1980s.

                • Cover of Ormingat Trilogy
                  Ormingat Trilogy

                  series · 3 books · 2000

                  completed

                  similar bycontemporaryaliensscience fictioncoming of agemiddle grade+3 more

                • Cover of Light-Years from Home
                  Light-Years from Home

                  Michaelbrent Collings · standalone novel · 2022

                  similar bycontemporaryaliensscience fictionadventuroustensefirst contactwar

                  (from back cover) It was supposed to be a walk in the park—literally. Just a quick trip into Muir Woods to grab a few samples for a science lab, then back home again (for better or worse). But life doesn't always go as planned, and a three-hour hike in the woods turns into a three-hundred-light-year trip to another galaxy when Max, Noah, Leya, and Chloe get kidnapped by a trio of aliens surveying Earth. Now, light-years from home—from parents, from friends, from everything they know and love—four Earthlings are about to find themselves in the middle of an intergalactic war of extermination. A war that, if lost, will mean not only the death of their new friends, but the end of humanity. On the bright side, their lab project is going to blow the teacher's mind. Assuming they can survive long enough to get home. And assuming there's still a home to get back to.

                • Cover of Chanur
                  Chanur

                  series · 7 books · 1982

                  part of Alliance-Union Universe

                  similar byaliensscience fictionadventuroustense+1 more

                  The Chanur novels are a series of five science fiction novels, forming three separate stories, written by American author C. J. Cherryh and published by DAW Books between 1982 and 1992. The first novel in the series is The Pride of Chanur (1982), which was nominated for both the Hugo and Locus Awards in 1983. The Pride of Chanur, originally a stand-alone story, was followed by the Chanur's Venture trilogy, Chanur's Venture (1984), which was shortlisted for a Locus Award in 1985; The Kif Strike Back (1985) and Chanur's Homecoming (1986). These were followed by a later sequel, Chanur's Legacy (1992). The five novels were also published in two omnibus editions: the first three in The Chanur Saga in 2000 and the next two in Chanur's Endgame in 2007.

                • Cover of Leonard Nimoy's Primortals
                  Leonard Nimoy's Primortals

                  series · 1 book · 1997

                  similar bycontemporaryaliensscience fictionfirst contactadventuroustense

                  Primortals was a comic book series published by Tekno-Comix from 1995 to 1997. The characters and concept were created by actor Leonard Nimoy, who developed the idea for the series after visiting the SETI project. Science fiction writer Isaac Asimov was credited with providing additional concepts. The script of the debut issue of Primortals was credited to Kate Worley and Lawrence Watt-Evans with art by Scot Eaton and Mike Barreiro. Eaton and Barreiro illustrated the comic for most of its run, while the book was most often scripted by Christopher Mills and later James Chambers.

                • Cover of First Light
                  First Light

                  Rebecca Stead · standalone novel · 2007

                  similar bycontemporaryscience fictionadventurouscoming of ageyoung adult+1 more

                  First Light is a young adult science fiction and mystery novel by Rebecca Stead, first published in 2007. The novel follows Peter, who is in Greenland with his father and mother for research on global warming, and Thea, who lives in Gracehope, an underground colony located below Greenland. First Light explains how global warming is melting Gracehope and Peter and Thea's attempt to persuade the people to leave. The novel addresses the effects of global warming as a theme.

                • Cover of Slow Train to Arcturus
                  Slow Train to Arcturus

                  Eric Flint & Dave Freer · standalone novel · 2008

                  similar byaliensscience fictionadventuroustensefirst contact+1 more

                  Sending a spaceship to rendezvous with an enormous vessel made up of a series of globular habitats approaching its star system, the aliens find a savage race calling themselves "humans" who promptly slaughter the exploration team, except for a single survivor who escapes to another habitat, where he finds more friendly humans whose help he requires to get back to his own ship.

                • Cover of Starstrike
                  Starstrike

                  W. Michael Gear · standalone novel · 1990

                  similar byaliensscience fictionfirst contacttensewar+1 more

                  First contact had been an event some humans had dreamed of, others had dreaded, and still others believed would never happen. When it finally did, no one was prepared. For when the Ahimsa came, the course of human destiny was changed in a matter of hours. The alien had contacted Earth against all interstellar regulations. For this "barbaric" world where wars were still very much a part of everyday existence was a forbidden zone for other life-forms in the universe. But the Ahimsa had targeted humans for a mission of its own. And, by taking control of all the Earth's defensive and offensive missile systems, the alien was able to force humans to do its bidding. Soon Earth's most skilled strike force, composed of Soviet, American, and Israeli experts in the arts of war and espionage found themselves aboard an alien vessel, training together for an offensive attack against a distant space station, while fighting their own internal battle to weld people who had been on opposing sides for generations into one unified army. And as they struggled to overcome their own prejudices and hatreds while preparing to face an enemy of unknown capabilities, none of them realized that the greatest danger to humanity's future was right in their midst... (from the back cover of the DAW Books first edition)

                • Cover of The Rapture Effect
                  The Rapture Effect

                  Jeffrey A. Carver · standalone novel · 1987

                  similar byscience fictiontensealiensfirst contact+2 more

                  The Rapture Effect is a novel by Jeffrey A. Carver published by Tor Books in 1987.

                • Cover of The Puppet Masters
                  The Puppet Masters

                  Robert A. Heinlein · standalone novel · 1951

                  similar byaliensscience fictiontense+1 more

                  Parasitical aliens attach themselves to human hosts and take over their bodies. Two spies are sent to find out what's happening, but the extent is much farther than they knew. With access to the humans' memories, the aliens quietly invade the government and start taking over.