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The Humans
by Matt Haig • 2013
An alien steals a mathematician's life to erase a proof, then falls for the family he must betray.
4.07
162k+
The Humans Summary
The Humans 90%
An alien steals a mathematician's life to erase a proof, then falls for the family he must betray.
by Matt Haig 2013
4.07
162k+ ratings
Doctor Who
by Lance Parkin • 2002
A time machine auction could start a war, but the Doctor knows it's a con.
3.62
202
Doctor Who Summary
Doctor Who 89%
A time machine auction could start a war, but the Doctor knows it's a con.
by Lance Parkin 2002
3.62
202 ratings
Beautyland
by Marie-Helene Bertino • 2024
An alien observer's human life of love and loss is upended by the summons to return home.
4.05
43k+
Beautyland Summary
Beautyland 88%
An alien observer's human life of love and loss is upended by the summons to return home.
by Marie-Helene Bertino 2024
4.05
43k+ ratings
I Am Number Four
by Pittacus Lore • 2010
Nine children from a doomed planet are hunted in order; now number four's powers are awake.
3.93
353k+
I Am Number Four Summary
I Am Number Four 88%
Nine children from a doomed planet are hunted in order; now number four's powers are awake.
by Pittacus Lore 2010
3.93
353k+ ratings
The Puppet Masters
by Robert A. Heinlein • 1951
Alien slugs seize minds at the spine. An agent must expose the enemy wearing familiar faces.
3.88
34k+
The Puppet Masters Summary
The Puppet Masters 88%
Alien slugs seize minds at the spine. An agent must expose the enemy wearing familiar faces.
by Robert A. Heinlein 1951
3.88
34k+ ratings
Walking Practice
by Dolki Min • 2022
To survive on Earth, an alien seduces and devours lovers, but the loneliness cannot be consumed.
3.55
7k+
Walking Practice Summary
Walking Practice 88%
To survive on Earth, an alien seduces and devours lovers, but the loneliness cannot be consumed.
by Dolki Min 2022
3.55
7k+ ratings
Frozen Hell
by John W. Campbell Jr. • 2019
At the bottom of the world, researchers thaw a creature that mimics the men it kills.
3.73
2k+
Frozen Hell Summary
Frozen Hell 88%
At the bottom of the world, researchers thaw a creature that mimics the men it kills.
by John W. Campbell Jr. 2019
3.73
2k+ ratings
The Alien Agendas
by Richard M. Dolan • 2020
Multiple alien species, competing agendas, and a hybridization program that may already be complete.
4.18
440
The Alien Agendas Summary
The Alien Agendas 88%
Multiple alien species, competing agendas, and a hybridization program that may already be complete.
by Richard M. Dolan 2020
4.18
440 ratings
Dreamcatcher
by Stephen King • 2001
Four friends' hunting trip turns deadly when they shelter a lost man carrying an alien parasite.
3.66
187k+
Dreamcatcher Summary
Dreamcatcher 88%
Four friends' hunting trip turns deadly when they shelter a lost man carrying an alien parasite.
by Stephen King 2001
3.66
187k+ ratings
Child of Another Kind
by Steven Decker • 2023
A mother dies for her telepathic daughter and meets the aliens who created the girl.
4.28
6k+
Child of Another Kind Summary
Child of Another Kind 88%
A mother dies for her telepathic daughter and meets the aliens who created the girl.
by Steven Decker 2023
4.28
6k+ ratings
The Power of Six
by Pittacus Lore • 2011
John, Six, and Sam flee Mogadorian killers while Marina discovers why she was sent to Earth.
4.14
143k+
The Power of Six Summary
The Power of Six 88%
John, Six, and Sam flee Mogadorian killers while Marina discovers why she was sent to Earth.
by Pittacus Lore 2011
4.14
143k+ ratings
The Infinite Sea
by Rick Yancey • 2014
Survivors must trust a child who carries a bomb inside her, knowing compassion could kill them.
3.83
151k+
The Infinite Sea Summary
The Infinite Sea 88%
Survivors must trust a child who carries a bomb inside her, knowing compassion could kill them.
by Rick Yancey 2014
3.83
151k+ ratings
The Fourth Mind
by Whitley Strieber • 2025
Leaked documents describe alien bodies built like equipment. Their minds see all time as one moment.
4.13
339
The Fourth Mind Summary
The Fourth Mind 88%
Leaked documents describe alien bodies built like equipment. Their minds see all time as one moment.
by Whitley Strieber 2025
4.13
339 ratings
Humans are not from Earth
by Ellis Silver • 2013
Sunlight burns you, chronic illness is universal, and 223 human genes appear nowhere else on Earth.
3.72
807
Humans are not from Earth Summary
Humans are not from Earth 87%
Sunlight burns you, chronic illness is universal, and 223 human genes appear nowhere else on Earth.
by Ellis Silver 2013
3.72
807 ratings
Shadows
by Jennifer L. Armentrout • 2012
An alien in hiding loves a human girl, marking her for the predators who hunt his kind.
4.08
45k+
Shadows Summary
Shadows 87%
An alien in hiding loves a human girl, marking her for the predators who hunt his kind.
by Jennifer L. Armentrout 2012
4.08
45k+ ratings
Earth of Another Kind
by Steven Decker • 2023
An engineered woman and her mother flee agents, watched by the alien creators who built her.
4.38
836
Earth of Another Kind Summary
Earth of Another Kind 87%
An engineered woman and her mother flee agents, watched by the alien creators who built her.
by Steven Decker 2023
4.38
836 ratings
Blacklisted
by Gena Showalter • 2007
Shot in an alien club, a teen becomes her crush's wanted accomplice in a drug war.
4.00
2k+
Blacklisted Summary
Blacklisted 87%
Shot in an alien club, a teen becomes her crush's wanted accomplice in a drug war.
by Gena Showalter 2007
4.00
2k+ ratings
All Tommorows
by C.M. Kosemen • 2006
Humanity colonizes the stars, until godlike aliens reshape them into a galaxy of nightmares.
4.16
11k+
All Tommorows Summary
All Tommorows 87%
Humanity colonizes the stars, until godlike aliens reshape them into a galaxy of nightmares.
by C.M. Kosemen 2006
4.16
11k+ ratings
UFOs for the 21st Century Mind
by Richard M. Dolan • 2014
Government lies, crash retrievals, and hidden science: why the UFO truth is about to break.
4.26
437
UFOs for the 21st Century Mind Summary
UFOs for the 21st Century Mind 87%
Government lies, crash retrievals, and hidden science: why the UFO truth is about to break.
by Richard M. Dolan 2014
4.26
437 ratings
El Eternauta
by Héctor Germán Oesterheld • 1957
Lethal snow destroys Buenos Aires. Juan Salvo survives to face invaders who harvest humans for war.
4.35
9k+
El Eternauta Summary
El Eternauta 87%
Lethal snow destroys Buenos Aires. Juan Salvo survives to face invaders who harvest humans for war.
by Héctor Germán Oesterheld 1957
4.35
9k+ ratings
Mickey7
by Edward Ashton • 2022
An expendable colonist survives a mission and returns to find his duplicate already living his life.
3.78
58k+
Mickey7 Summary
Mickey7 87%
An expendable colonist survives a mission and returns to find his duplicate already living his life.
by Edward Ashton 2022
3.78
58k+ ratings
Into the Dread Void
by Abe Moss • 2021
A foster child finds a family, only to watch a predatory light consume them from within.
4.10
1k+
Into the Dread Void Summary
Into the Dread Void 87%
A foster child finds a family, only to watch a predatory light consume them from within.
by Abe Moss 2021
4.10
1k+ ratings
Onyx
by Jennifer L. Armentrout • 2012
Her alien bond gave her strange powers. A new boy's help could be a deadly trap.
4.22
191k+
Onyx Summary
Onyx 87%
Her alien bond gave her strange powers. A new boy's help could be a deadly trap.
by Jennifer L. Armentrout 2012
4.22
191k+ ratings
Obsidian
by Jennifer L. Armentrout • 2011
Her neighbor is an alien. He's hostile, beautiful, and the reason she's now being hunted.
4.13
297k+
Obsidian Summary
Obsidian 87%
Her neighbor is an alien. He's hostile, beautiful, and the reason she's now being hunted.
by Jennifer L. Armentrout 2011
4.13
297k+ ratings
Speaker for the Dead
by Orson Scott Card • 1986
A Speaker must learn why Lusitania's piggies killed two scientists, with a colony's fate at stake.
4.11
273k+
Speaker for the Dead Summary
Speaker for the Dead 87%
A Speaker must learn why Lusitania's piggies killed two scientists, with a colony's fate at stake.
by Orson Scott Card 1986
4.11
273k+ ratings
The Shadow Out of Time
by H.P. Lovecraft • 1936
A professor's five-year amnesia hid an alien possession. His dreams draw him to desert ruins.
3.85
7k+
The Shadow Out of Time Summary
The Shadow Out of Time 87%
A professor's five-year amnesia hid an alien possession. His dreams draw him to desert ruins.
by H.P. Lovecraft 1936
3.85
7k+ ratings
The 5th Wave
by Rick Yancey • 2013
Alien invaders wear human faces. A teenage girl crosses the wasteland to rescue her brother.
4.00
481k+
The 5th Wave Summary
The 5th Wave 87%
Alien invaders wear human faces. A teenage girl crosses the wasteland to rescue her brother.
by Rick Yancey 2013
4.00
481k+ ratings
Skywave
by K. Patrick Donoghue • 2018
Amateur astronomer's Callisto signal ignites a billionaire's secret space race to uncover the truth.
4.34
2k+
Skywave Summary
Skywave 87%
Amateur astronomer's Callisto signal ignites a billionaire's secret space race to uncover the truth.
by K. Patrick Donoghue 2018
4.34
2k+ ratings
Symbiont
by Mira Grant • 2014
A tapeworm-human hybrid awakens to her true nature as a plague turns hosts into sleepwalkers.
3.71
8k+
Symbiont Summary
Symbiont 87%
A tapeworm-human hybrid awakens to her true nature as a plague turns hosts into sleepwalkers.
by Mira Grant 2014
3.71
8k+ ratings
The Mind Parasites
by Colin Wilson • 1967
An archaeologist learns invisible beings feed on human minds, and they know he has seen them.
3.72
2k+
The Mind Parasites Summary
The Mind Parasites 87%
An archaeologist learns invisible beings feed on human minds, and they know he has seen them.
by Colin Wilson 1967
3.72
2k+ ratings
Sin noticias de Gurb
by Eduardo Mendoza • 2001
An alien searches Barcelona for his lost partner, recording every human absurdity in his diary.
3.75
24k+
Sin noticias de Gurb Summary
Sin noticias de Gurb 87%
An alien searches Barcelona for his lost partner, recording every human absurdity in his diary.
by Eduardo Mendoza 2001
3.75
24k+ ratings
WE WILL NEVER LET YOU DOWN
by Elena Danaan • 2021
A Venusian offered Eisenhower free energy. MJ-12 chose a rival pact, and Earth's secret war began.
4.60
176
WE WILL NEVER LET YOU DOWN Summary
WE WILL NEVER LET YOU DOWN 87%
A Venusian offered Eisenhower free energy. MJ-12 chose a rival pact, and Earth's secret war began.
by Elena Danaan 2021
4.60
176 ratings
The Host
by Stephenie Meyer • 2008
An alien soul inhabits a rebel whose mind fights back. Together they flee toward her family.
3.86
1.1M+
The Host Summary
The Host 87%
An alien soul inhabits a rebel whose mind fights back. Together they flee toward her family.
by Stephenie Meyer 2008
3.86
1.1M+ ratings
The State of the Art
by Iain M. Banks • 1991
A galactic utopia's agent catalogs 1970s Earth and falls for our beautiful, self-destructive mess.
3.82
20k+
The State of the Art Summary
The State of the Art 87%
A galactic utopia's agent catalogs 1970s Earth and falls for our beautiful, self-destructive mess.
by Iain M. Banks 1991
3.82
20k+ ratings
The Unseen
by Ania Ahlborn • 2025
A grieving mother fosters a mute boy discovered in her garden. Then the disappearances begin.
3.36
4k+
The Unseen Summary
The Unseen 87%
A grieving mother fosters a mute boy discovered in her garden. Then the disappearances begin.
by Ania Ahlborn 2025
3.36
4k+ ratings
Gods of Another Kind
by Steven Decker • 2023
A hermit talks to animals, learns he's engineered, and follows a telepath to a perfect world.
4.40
964
Gods of Another Kind Summary
Gods of Another Kind 87%
A hermit talks to animals, learns he's engineered, and follows a telepath to a perfect world.
by Steven Decker 2023
4.40
964 ratings
Oblivion
by Jennifer L. Armentrout • 2015
Alien wants the human neighbor gone, but when his secret is exposed, he must protect her.
4.29
22k+
Oblivion Summary
Oblivion 87%
Alien wants the human neighbor gone, but when his secret is exposed, he must protect her.
by Jennifer L. Armentrout 2015
4.29
22k+ ratings
Alien
by Tim Lebbon • 2014
Ripley wakes on a crippled mining ship where the creatures she fled are already hunting.
3.82
13k+
Alien Summary
Alien 87%
Ripley wakes on a crippled mining ship where the creatures she fled are already hunting.
by Tim Lebbon 2014
3.82
13k+ ratings
In Plain Sight
by Ross Coulthart • 2021
While the public got weather balloons, the military studied alien crash retrievals for decades.
4.27
2k+
In Plain Sight Summary
In Plain Sight 87%
While the public got weather balloons, the military studied alien crash retrievals for decades.
by Ross Coulthart 2021
4.27
2k+ ratings
Homecoming
by Christie Golden • 2003
Voyager returns home after seven years. Earth blames the crew for a plague and hologram uprising.
3.92
3k+
Homecoming Summary
Homecoming 87%
Voyager returns home after seven years. Earth blames the crew for a plague and hologram uprising.
by Christie Golden 2003
3.92
3k+ ratings
Opal
by Jennifer L. Armentrout • 2012
To save a captive, a human-alien hybrid and her alien boyfriend must infiltrate a government lab.
4.23
160k+
Opal Summary
Opal 87%
To save a captive, a human-alien hybrid and her alien boyfriend must infiltrate a government lab.
by Jennifer L. Armentrout 2012
4.23
160k+ ratings
Dawn
by Octavia E. Butler • 1987
After nuclear war, a woman wakes on an alien ship: her rescuers demand a genetic merger.
4.15
65k+
Dawn Summary
Dawn 87%
After nuclear war, a woman wakes on an alien ship: her rescuers demand a genetic merger.
by Octavia E. Butler 1987
4.15
65k+ ratings
Sanctuary
by Caryn Lix • 2018
A space prison guard discovers her hidden chip as a breakout unleashes an alien creature onboard.
3.89
2k+
Sanctuary Summary
Sanctuary 87%
A space prison guard discovers her hidden chip as a breakout unleashes an alien creature onboard.
by Caryn Lix 2018
3.89
2k+ ratings
UFO
by Garrett M. Graff • 2023
The Pentagon's 75-year UFO hunt was classified. The public was told it never happened.
3.69
1k+
UFO Summary
UFO 87%
The Pentagon's 75-year UFO hunt was classified. The public was told it never happened.
by Garrett M. Graff 2023
3.69
1k+ ratings
To Sleep in a Sea of Stars
by Christopher Paolini • 2020
An alien organism bonds with a scientist, granting her the language of the species destroying Earth.
3.80
71k+
To Sleep in a Sea of Stars Summary
To Sleep in a Sea of Stars 87%
An alien organism bonds with a scientist, granting her the language of the species destroying Earth.
by Christopher Paolini 2020
3.80
71k+ ratings
Shards of a Shattered Mirror Book I
by Darryl Anka • 2017
She glimpses every future in shattered light, but an alien empire has already chosen one.
4.53
150
Shards of a Shattered Mirror Book I Summary
Shards of a Shattered Mirror Book I 87%
She glimpses every future in shattered light, but an alien empire has already chosen one.
by Darryl Anka 2017
4.53
150 ratings
Leviathan Wakes
by James S.A. Corey • 2011
A detective and a captain race to stop a corporation's alien virus from consuming humanity.
4.31
325k+
Leviathan Wakes Summary
Leviathan Wakes 87%
A detective and a captain race to stop a corporation's alien virus from consuming humanity.
by James S.A. Corey 2011
4.31
325k+ ratings
A Deepness in the Sky
by Vernor Vinge • 1999
Ambushed traders, enslaved by mind-controlling rivals, orbit a star that shuts off for centuries.
4.32
35k+
A Deepness in the Sky Summary
A Deepness in the Sky 87%
Ambushed traders, enslaved by mind-controlling rivals, orbit a star that shuts off for centuries.
by Vernor Vinge 1999
4.32
35k+ ratings
Communion
by Whitley Strieber • 1987
A horror novelist uncovered his own abduction. Hypnosis revealed a lifetime of encounters.
3.52
8k+
Communion Summary
Communion 87%
A horror novelist uncovered his own abduction. Hypnosis revealed a lifetime of encounters.
by Whitley Strieber 1987
3.52
8k+ ratings
Arrival
by Michael Teitelbaum • 2002
A Kansas teen hides alien powers while a meteor-cursed avenger stalks his high school's homecoming.
3.73
236
Arrival Summary
Arrival 87%
A Kansas teen hides alien powers while a meteor-cursed avenger stalks his high school's homecoming.
by Michael Teitelbaum 2002
3.73
236 ratings
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