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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 Interworld

anchored on:science fiction

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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 about venturing into space to explore — survey missions, astronauts, and the frontier of the unknown beyond Earth.
  • Stories about minds with paranormal abilities — telepathy, telekinesis, precognition, empathy — and how societies handle those who have them.
  • 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 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 driven by maneuvering for power — factions, conspiracies, and statecraft conducted in shadow.
  • Stories about rising against rulers — uprisings, resistance movements, and revolutions and their aftermaths.
  • 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 H. G. Wells' War of the Worlds
                  H. G. Wells' War of the Worlds

                  universe · 65 books · 1898

                  Start hereThe War of the Worlds · Start here

                  similar byscience fiction

                  No one would have believed, in the closing years of the nineteenth century, that human affairs were being watched keenly and closely from the timeless worlds of space. And then the cylinders fell. H. G. Wells' War of the Worlds opens in the quiet of the Surrey commons, where a falling star proves to be the first Martian craft — and from the pit rise the towering tripods, the Heat-Ray, the choking Black Smoke and the creeping red weed, wielded by minds that regard mankind much as we regard the creatures we boil for supper. This is invasion rendered as natural disaster: cold, methodical, and vast beyond argument. Wells' 1898 novel is the seed; everything else grows from that Martian soil. The catalogue gathers direct sequels and continuations alongside a wide field of other hands. In War of the Worlds: Global Dispatches the invasion is retold across the whole planet through the eyes of Twain, Verne, Tolstoy, Lowell and Kipling; in the Manly Wade and Wade Wellman crossover, Sherlock Holmes, Watson and Professor Challenger take the field against the machines; and Scott Washburn's Great Martian War stretches the fighting into a decades-long alternate history of steam, artillery and grinding attrition. It is a loose shared world — no single decreed sequence, many voices answering one calamity. What sets this world apart is its refusal of heroics: the invaders fall not to generals but to the smallest things of Earth, humbling and indifferent. Begin, always, with Wells' original novel — it is short, and it is the ground every later book stands upon. From there follow your appetite: Global Dispatches for the panorama, the Holmes campaign for adventure, Washburn for the long war.

                • Cover of The Science Fiction Hall of Fame
                  The Science Fiction Hall of Fame

                  series · 11 books · 1895

                  similar byscience fiction

                • Cover of Foundation Universe
                  Foundation Universe

                  universe · 123 books · 1940

                  Start hereFoundation · Start here

                  similar byscience fiction

                  There is a science that reads the future of quadrillions the way an astronomer reads the orbits of stars. It is called psychohistory, and its equations foresee something the ruling Galactic Empire cannot admit: the throne is rotting, and thirty thousand years of barbarism are coming. One man, Hari Seldon, cannot stop the fall. He can only shorten it — by seeding a Foundation of scholars at the rim of the galaxy, a fragile institution built to carry knowledge across the dark and cut the interregnum to a single millennium. This is a universe told in the register of history itself: the long view, the calm of deep time, empires measured in centuries and men measured against them. The spine is Asimov's original trilogy — Foundation, Foundation and Empire, Second Foundation — followed decades later by the sequels Foundation's Edge and Foundation and Earth and the prequels Prelude to Foundation and Forward the Foundation. Late in life Asimov braided this in with his other future histories: the Robot novels of detective Elijah Baley and his humaniform partner R. Daneel Olivaw (The Caves of Steel, The Naked Sun, The Robots of Dawn, Robots and Empire) and the early Galactic Empire novels (Pebble in the Sky and its kin), until one continuous chronicle ran from the first thinking robots to the Second Empire. Other hands extend it — the Second Foundation Trilogy by Gregory Benford, Greg Bear, and David Brin, and shared-world spinoffs such as Robot City — so the corpus sprawls beyond a single author's tidy shelf. What distinguishes it is that the drama is intellectual: crises resolved by insight, nerve, and dialogue rather than fleets and blades, each turn hinging on the hidden logic of the Seldon Plan. Begin where readers have always begun — with Foundation, and the original trilogy in publication order. The rest opens outward from there.

                • Cover of Cavor
                  Cavor

                  series · 2 books · 1901

                  similar byscience fictionadventurous

                  H. G. Wells's 1901 novel The First Men in the Moon is narrated by the businessman Bedford, who joins the reclusive scientist Cavor after Cavor invents cavorite, a gravity-blocking substance that carries the two men to the Moon. There they discover a vast underground civilization of insect-like Selenites, and the expedition that began as a hunt for lunar minerals turns into an encounter with an alien society. It is a standalone novel; later editions crediting Stephen Baxter add an introduction or afterword rather than a continuing story.

                • Cover of Ringworld
                  Ringworld

                  series · 5 books · 1970

                  part of Known Space

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                  The Ringworld series is a series of science fiction novels written by American author Larry Niven. It is part of his Known Space series of stories. Its backdrop is the Ringworld, a giant artifact 3 million times the surface area of Earth circling a star. The series is composed of four standalone science fiction novels, the original award-winning book and its three sequels:1970: Ringworld 1979: The Ringworld Engineers 1996: The Ringworld Throne 2004: Ringworld's Children

                • Cover of Hitchhiker's Guide to the Galaxy
                  Hitchhiker's Guide to the Galaxy

                  series · 16 books · 1979

                  part of The Hitchhiker's Guide to the Galaxy Universe

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                  The Hitchhiker's Guide to the Galaxy is a comedy science fiction franchise created by Douglas Adams. Originally a radio sitcom broadcast over two series on BBC Radio 4 between 1978 and 1980, it was soon adapted to other formats, including both novels and comic books, a 1981 BBC television series, a 1984 text adventure game, stage shows and a 2005 feature film.

                • Cover of Riverworld
                  Riverworld

                  series · 37 books · 1965

                  similar byscience fiction+1 more

                  The Riverworld series consists of five science fiction novels (1971–1983) by American author Philip José Farmer (1918–2009). The Riverworld is an artificial, or heavily terraformed, planet where all humans who ever lived throughout history have been resurrected. The novels explore interactions of resurrected individuals from many different cultures and time periods. The underlying theme is quasi-religious. The motivations and ethics of the unknown intelligences that created the Riverworld and its inhabitants are explored.

                • Cover of Forever War
                  Forever War

                  series · 10 books · 1972

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                  Joe Haldeman's The Forever War (1974) follows a soldier conscripted into a centuries-long interstellar war against the alien Taurans, using relativistic space travel so that months spent in transit correspond to years or decades passing back on Earth. Haldeman later returned to the same conflict in Forever Peace (1997), a thematically connected but separate story, and Forever Free (1999), a direct sequel set years after the original war's end. The first novel won the Hugo, Nebula, and Locus awards and is considered a foundational work of military science fiction.

                • Cover of The Moon Is a Harsh Mistress
                  The Moon Is a Harsh Mistress

                  Robert A. Heinlein · standalone novel · 1966

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                  A technician discovers that the massive computer that operates everything on Luna (a prison colony) has become self-aware. He befriends it, but when he accompanied a beautiful girl to a dissident meeting, he encounters people who want to throw off the yoke of their Earth rulers.

                • Cover of Dune
                  Dune

                  series · 20 books · 1963

                  part of Dune Universe

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                  Frank Herbert's Dune Chronicles opens with 1965's Dune, set on the desert planet Arrakis where House Atreides takes control of the only source of the vital spice melange and young Paul Atreides is pulled into a struggle over its politics and religion. Herbert carried the story forward across five further novels — Dune Messiah, Children of Dune, God Emperor of Dune, Heretics of Dune, and Chapterhouse: Dune — following Paul's line over the following millennia, before Brian Herbert and Kevin J. Anderson later extended the saga. Many other editions of these six novels are omnibus and box-set repackagings rather than separate stories.

                • Cover of Moties
                  Moties

                  series · 4 books · 1974

                  part of CoDominium

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                  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 The Door Into Summer
                  The Door Into Summer

                  Robert A. Heinlein · standalone novel · 1957

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                  From the first page of the Signet 6th printing: "An electronics engineer invents a wizard robot... only to find himself shanghaied by his ruthless partner and his gold-digging fiancee. The crafty pair forces him to submit to the "long sleep" - suspended animation for thirty years. But when he wakes up in the year 2000 A.D. the inventor makes a startling discovery. He learns that it is possible now to twist time forwards or backwards. And so he returns to the past bent on a mission... of revenge."

                • Cover of Double Star
                  Double Star

                  Robert A. Heinlein · standalone novel · 1956

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                  Lorenzo Smythe, the excellent yet unemployed actor, meets Dak Broadbent in a bar. Broadbent hires Lorenzo for an unspecified role, and hustles him onto a rocket ship. Broadbent turns out to be an assistant to the famous interplanetary politician and leader of the Expansionist party: John J. Bonforte. Bonforte, however, has been kidnapped by the political opposition on Mars, and due to Lorenzo's physical similarity to Bonforte, his staff wants Lorenzo to impersonate the politician for an important Martian ceremony.

                • Cover of The Puppet Masters
                  The Puppet Masters

                  Robert A. Heinlein · standalone novel · 1951

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                  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.

                • Cover of Earthlight
                  Earthlight

                  Arthur C. Clarke · standalone novel · 1955

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                  Earthlight is a science fiction novel by British writer Arthur C. Clarke, published in 1955. It is an expansion to novel length of a novella of the same name that he had published four years earlier.

                • Cover of Podkayne of Mars
                  Podkayne of Mars

                  Robert A. Heinlein · standalone novel · 1963

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                  From the back cover of the Baen 1995 edition: "Meet Podkayne Fries, a thoroughly modern Martian Ms. who thinks that Earth is not really fit for habitation and that humanity evolved in the now-exploded Fifth Planet. Poddy has one goal in life, to be the first female starship captain. She has her strategy all scoped out, and with her determination, looks and I.Q. she'll get there, never you doubt! But all work and no play would make Poddy a Dull Girl, so when a chance comes her way to travel to distant Earth via Venus with her elderly uncle, Poddy jumps at it, even if it does mean having her loathsome little brother along for the trip: Travel, Adventure, the chance to cuddle up (in a nice way) with real spaceship officers and ruthlessly pump their brains - she'll have it all. What Poddy doesn't know is that "Unca Tom" is more than her warmly supportive relative: he is also the Ambassador Plenipotentiary from Mars to the Three Planets Conference (travelling not quite incognito enough) and that certain people will stop at nothing to gain control of his vote - including kidnapping and doing terrible things to sweetly innocent Poddy Fries..."

                • Cover of Starman Jones
                  Starman Jones

                  Robert A. Heinlein · standalone novel · 1953

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                  Starman Jones, a 1953 science fiction novel by Robert A. Heinlein, features a farm boy who wants to go to the stars. Charles Scribner's Sons published the book as part of the Heinlein juveniles series.

                • Cover of Red Planet
                  Red Planet

                  Robert A. Heinlein · standalone novel · 1949

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                  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 Farmer in the Sky
                  Farmer in the Sky

                  Robert A. Heinlein · standalone novel · 1950

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                  A family emigrates to the new colony on Ganymede, but the existing colonists do not have the resources to support a flood of immigrants. The teenage son, a boy scout, works to invigorate their barren holding without any technological support. Things come to a head when disaster strikes.

                • Cover of A Fall of Moondust
                  A Fall of Moondust

                  Arthur C. Clarke · standalone novel · 1961

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                  From the back cover of the Harbrace paperback: "The action of A Fall of Moondust takes place almost a century from now when tours on the moon are a common occurrence. One of the high points of each tour is a cruise around the Sea of Thirst, a body of volcanic dust, in a specially designed vessel called the Selene On a perfectly routine voyage one day the Selene suddenly disappears. How do you locate a small tourist "cruiser" buried beneath fifty feet of dust? If you find it, how do you rescue the passengers and crew? If you are on board, how do you feel and what do you do while brave men and expert technicians join forces in a race against time? Sustained excitement, lively humor, and an engaging cast of characters make this one of Arthur C. Clarke's most intriguing novels."

                • Cover of Citizen of the Galaxy
                  Citizen of the Galaxy

                  Robert A. Heinlein · standalone novel · 1957

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                  On a planet far distant from Earth, a lame beggar buys a young boy slave who has forgotten his origins. The beggar is more than he seems, and gives the boy an extensive education while employing him as an observer of activity in their city. Years later, the beggar is captured by the government, and the youth must escape the planet.

                • Cover of Future History
                  Future History

                  series · 42 books · 1939

                  completed

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                  The Future History is a series of science fiction stories written by American author Robert A. Heinlein (1907–1988). It describes a projected future of the human race from the middle of the 20th century through the early 23rd century. The term Future History was coined by John W. Campbell Jr. in the February 1941 issue of Astounding Science Fiction. Campbell published an early draft of Heinlein's chart of the series in the May 1941 issue.

                • Cover of Ready Player One
                  Ready Player One

                  series · 3 books · 2011

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                  Ernest Cline's Ready Player One (2011) is set in a near-future dystopia where much of humanity escapes into the OASIS, a vast virtual-reality universe, and follows teenager Wade Watts as he chases an Easter egg hidden by the OASIS's late creator in a puzzle-based hunt worth a fortune. The 2020 sequel, Ready Player Two, picks up after Wade has gained control of the OASIS and follows him and his friends into a new quest built around a brain-computer interface the creator left behind.

                • Cover of Cosmic Trilogy (C. S. Lewis)
                  Cosmic Trilogy (C. S. Lewis)

                  series · 4 books · 1938

                  completed

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                  The Space Trilogy is a series of science fiction novels by British writer C. S. Lewis. The trilogy consists of Out of the Silent Planet (1938), Perelandra (1943), and That Hideous Strength (1945). A philologist named Elwin Ransom is the protagonist of the first two novels and an important character in the third.