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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 Breakups

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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.
  • 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 a machine intelligence — an AI, computer mind, or sentient program — is a central character or the story's driving problem.
  • Stories in which extraterrestrial beings are central — as characters, cultures, or the object of the plot.
  • Stories driven by deliberate modification of genomes — designer organisms, engineered humans, and the consequences of remaking life.
  • Stories about venturing into space to explore — survey missions, astronauts, and the frontier of the unknown beyond Earth.
  • Stories about settling other planets or habitats — founding, sustaining, and governing colonies off Earth.
  • Stories about minds with paranormal abilities — telepathy, telekinesis, precognition, empathy — and how societies handle those who have them.
  • Stories in which staying alive against nature, catastrophe, or scarcity is the central problem.
  • 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.

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 The Black Cloud
                  The Black Cloud

                  Fred Hoyle · standalone novel · 1957

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                  The Black Cloud is a 1957 science fiction novel by British astrophysicist Fred Hoyle. It details the arrival of an enormous cloud of gas that enters the Solar System and appears about to destroy most of the life on Earth by blocking the Sun's radiation.

                • Cover of Time for the Stars
                  Time for the Stars

                  Robert A. Heinlein · standalone novel · 1956

                  similar byhard science fictionspace exploration+1 more

                  Explorer spaceships need a way to communicate back to earth in a timely manner when they are light years away. When telepathy is found to have no delay, pairs of twins are hired. One twin stays on Earth to receive reports, and the other twin goes into space.

                • T
                  Thistledown

                  series · 5 books · 1978

                  completed

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                • Cover of Forge of God
                  Forge of God

                  series · 2 books · 1987

                  completed

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                  The Forge of God (1987) is Greg Bear's science fiction novel about Earth's discovery that it is the target of an incomprehensible, overwhelming alien attack, following scientists and ordinary people as they try to understand what is destroying the planet. Its 1992 sequel, Anvil of Stars, follows a group of young survivors sent on a mission of interstellar retaliation, continuing directly from the first book's ending.

                • Cover of Uplift Universe
                  Uplift Universe

                  universe · 13 books · 1980

                  Start hereUplift · Start here

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                  No species, the Galactics insist, ever climbs to sapience alone. For a billion years the elder races have "uplifted" their chosen clients — reshaping some promising animal, gene by patient gene, into a thinking being, then binding it through long ages of indenture. Patron lifts client; client one day becomes patron; and every lineage traces back through the vast Galactic Library to the vanished Progenitors who began it all. Then a ragged band of primates arrives at the stars with no patron to claim them — wolflings, self-made, an affront to a hundred thousand years of law — and worse, these humans have already started uplifting neighbors of their own: the neo-dolphins and neo-chimpanzees of Earthclan. David Brin builds this galaxy across two trilogies. The first — Sundiver, the Hugo- and Nebula-winning Startide Rising, and the Hugo-winning The Uplift War — sends an expedition into the Sun, then follows the dolphin-crewed survey ship Streaker as it flees a discovery that sets fanatical star-clans at war, and a chimp-led resistance on an invaded colony world. The second sequence, Uplift Storm — Brightness Reef, Infinity's Shore, Heaven's Reach — descends to Jijo, a forbidden world where six fallen races hide as illegal settlers, and draws every loose thread toward a reckoning. Short fiction fills the margins. This is space opera with an ecologist's conscience: teeming with invented biologies, wry cross-species banter, and real unease about what we owe the minds we make. Begin with Startide Rising — the saga's beating heart, and readable on its own — or take Sundiver first and read straight through in publication order.

                • Cover of Mesklin
                  Mesklin

                  series · 6 books · 1954

                  completed

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                  Mesklin is a fictional planet created by Hal Clement and used in a number of his hard science fiction stories, starting with Mission of Gravity (1954). Alongside the novel's original 1953 serialization in Astounding Science Fiction, Clement published an essay titled "Whirligig World" on how he designed the planet to have the properties he wanted. The idea came from an object that was at the time believed to exist in the 61 Cygni system, and which might represent an extrasolar planet.

                • Cover of Contact
                  Contact

                  Carl Sagan · standalone novel · 1985

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                  From the front flap of the Simon and Schuster first edition: For centuries humanity has dreamed of life and intelligence beyond the Earth; for decades scientists have searched for it in every corner of the sky; for years Project Argus, a vast, sophisticated complex of radio telescopes, has listened for a signal indicating the existence, somewhere in the universe, of extraterrestrial intelligence. Then, one afternoon, the course of human history is changed, abruptly and forever. The Message, awaited for so long, its very possibility doubted by so many, arrives. Contact has been made. Life, intelligence, someone, something beyond Earth, 26 light-years away, in the vicinity of the star Vega, is calling, beaming across space a wholly unexpected message to say that we are not - have never been - alone. In Contact, Carl Sagan, whose Cosmos enthralled millions of readers and television viewers, has brilliantly employed the freedom of fiction to imagine the greatest adventure of all - humanity's first encounter with other intelligent beings. But the novel is not only about contact between humans and extraterrestrials; it is also about contact, down here on Earth, with each other and ourselves. At its center is a brilliant scientist, Eleanor Arroway, director of Project Argos, who is the first to realize that chapter one of human history is over. It is she who is instrumental in decoding the Message - and in persuading world leaders not to treat it as a threat - she who finds her own life changed by the immense challenge of responding to the Message; she who finally journeys out to experience, in circumstances at once profoundly religious and scientific, the most fateful encounter in human history.

                • Cover of Project Hail Mary
                  Project Hail Mary

                  Andy Weir · standalone novel · 2021

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                  Project Hail Mary is a 2021 hard science fiction novel by American writer Andy Weir. It centers on science teacher and former biologist Ryland Grace, who wakes up aboard a spacecraft, afflicted with amnesia.

                • Cover of Pushing Ice
                  Pushing Ice

                  Alastair Reynolds · standalone novel · 2005

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                  When Saturn's moon Janus suddenly takes off into interstellar space, an ice mining spaceship sent to investigate finds itself swept along into distant space until it ends up trapped in a gigantic alien structure, wherein the crew must prepare to reside for the foreseeable future.

                • Cover of Children of Time
                  Children of Time

                  series · 6 books · 2015

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                  Adrian Tchaikovsky's Children of Time follows two threads: a terraformed planet where an experimental nanovirus meant to accelerate primate evolution instead uplifts a species of spiders into a technological civilization guided by the recorded personality of a human scientist, and the last survivors of Earth aboard a generation ark ship searching for a new home. The two threads collide across mismatched timescales as the ark ship's crew, cycling in and out of cryosleep, finally reach the spiders' world. It's the first of a loosely connected series that applies the same premise to different alien biologies in each subsequent book.

                • Cover of Minervan Experiment / Giants
                  Minervan Experiment / Giants

                  series · 5 books · 1977

                  completed

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                  The Giants series is a quintet of science fiction novels by James P. Hogan, published between 1977 and 2005. The series began with Inherit the Stars, published by Del Rey Books in May 1977.

                • Cover of Ringworld
                  Ringworld

                  series · 5 books · 1970

                  part of Known Space

                  similar byaliensspace exploration

                  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 Ocean / Galactic Center
                  Ocean / Galactic Center

                  series · 12 books · 1972

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                  The Galactic Center Saga is a series of books by author Gregory Benford detailing a galactic war between mechanical and biological life.In the Ocean of Night (1977) — 1977 Nebula Award nominee, 1978 Locus Award nominee Across the Sea of Suns (1984) Great Sky River (1987) — 1988 Nebula Nominee Tides of Light (1989) — 1990 Locus Award nominee Furious Gulf (1994) Sailing Bright Eternity (1996) "A Hunger for the Infinite" a novella published in the anthology Far Horizons

                • Cover of Dragon's Egg
                  Dragon's Egg

                  series · 3 books · 1980

                  completed

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                  Robert L. Forward's Dragon's Egg (1980) follows first contact with the cheela, intelligent beings the size of sesame seeds living on the surface of a neutron star, where crushing gravity and fast-moving physics let them evolve from primitive agriculture to advanced technology in about a month of Earth time while human observers watch from orbit. The sequel Starquake (1985) follows the cheela's own development of space travel and a catastrophic starquake that devastates their neutron-star home, alongside the continuing story of the human crew observing them.

                • Cover of Xeelee
                  Xeelee

                  series · 89 books · 1987

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                  The Xeelee Sequence is a series of hard science fiction novels, novellas, and short stories written by British author Stephen Baxter. The series spans billions of years of fictional history, exploring humanity's future expansion into the universe, its intergalactic war with the Xeelee, a supremely advanced Kardashev Type V alien civilization, and the Xeelee's own conflict with dark matter entities known as Photino Birds. The Xeelee are described as symbiotic entities composed of spacetime defects, Bose–Einstein condensates, and baryonic matter.

                • Cover of Uplift
                  Uplift

                  series · 5 books · 1980

                  part of Uplift Universe

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                  David Brin's Uplift trilogy opens with Sundiver, sending human explorers into the Sun itself, then follows a dolphin-crewed starship on the run from hostile aliens in Startide Rising and a fight over the colony world Garth in The Uplift War. The books sit inside Brin's wider Uplift Universe, built on the idea that spacefaring "patron" species genetically engineer younger "client" species into full sapience, with humanity an anomaly that reached the stars without a patron of its own.

                • Cover of The Avatar
                  The Avatar

                  Poul Anderson · standalone novel · 1978

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                  After humanity discovers portals that transport a space vessel through time and space, a crew which has visited the planet of another species returns to Earth, only to find a political faction in power which seeks to conceal this knowledge in the name of social stability. With the aid of the political opposition, they escape and journey through the portal in search of knowledge, and perhaps even to meet those who created the portal system.

                • Cover of Mindbridge
                  Mindbridge

                  Joe Haldeman · standalone novel · 1976

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                • Cover of Manifold
                  Manifold

                  series · 8 books · 1997

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                  Manifold: Time, Manifold: Space, and Manifold: Origin follow overlapping characters through three mutually exclusive answers to the Fermi Paradox - why we appear to be alone in the universe - each book taking one answer seriously enough to build an entire future history around it. Stephen Baxter designed the trilogy to be read in any order, since it plays out across a multiverse rather than a single continuous timeline.

                • Cover of Adventures of Viktor & Julia
                  Adventures of Viktor & Julia

                  series · 2 books · 1999

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                • Cover of NASA Trilogy
                  NASA Trilogy

                  series · 4 books · 1996

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                  The NASA Trilogy consists of three hard science fiction novels written by British science fiction author Stephen Baxter. They were published from 1996 to 1998. These books explore the possibilities of the American space program if the circumstances had been different. They have generally darker tones than his other books and are critical of NASA. They consist of:

                • Cover of The Hammer of God
                  The Hammer of God

                  Arthur C. Clarke · standalone novel · 1993

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                  The Hammer of God is a science fiction novel by Arthur C. Clarke originally published in 1993. Set in the year 2109, it deals with the discovery of an asteroid to be on course to collide with Earth and depicts the mission for deflecting the asteroid by using fusion thermal rockets.

                • Cover of Fleet of Worlds
                  Fleet of Worlds

                  series · 5 books · 2007

                  part of Known Space

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                  Fleet of Worlds opens a run of Known Space prequels co-written by Larry Niven and Edward M. Lerner, centered on the liberation of the human colony New Terra from the control of the Pierson's Puppeteers — the famously cowardly aliens who steer their fleet of five worlds away from any hint of danger. The series introduces a new Known Space species, the Gw'oth, across its run and eventually catches up to and continues past the original Ringworld novel in its fifth book, Fate of Worlds.

                • Cover of Blindsight / Firefall
                  Blindsight / Firefall

                  series · 3 books · 2006

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                  Blindsight sends a crew of radically modified posthumans (including a resurrected, genetically restored vampire) out to the Oort cloud after humanity detects an alien signal, only to make contact with something intelligent, wildly capable, and possibly not conscious at all — a first-contact story built around the question of whether self-awareness is actually useful. Peter Watts's Echopraxia is a same-timeframe "sidequel" rather than a direct sequel, following different characters through the fallout of the same first-contact event.