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Interstellar
by Avi Loeb • 2023
An object from another star defied physics. We weren't ready. A plan to catch the next one.
3.52
626
Interstellar Summary
Interstellar 91%
An object from another star defied physics. We weren't ready. A plan to catch the next one.
by Avi Loeb 2023
3.52
626 ratings
Contact
by Carl Sagan • 1985
When the stars send blueprints for a machine, one astronomer must trust what she cannot prove.
4.15
154k+
Contact Summary
Contact 90%
When the stars send blueprints for a machine, one astronomer must trust what she cannot prove.
by Carl Sagan 1985
4.15
154k+ ratings
A Fire Upon the Deep
by Vernor Vinge • 1992
A galaxy-devouring intelligence awakens. Stranded on an alien world, two siblings are the only hope.
4.13
67k+
A Fire Upon the Deep Summary
A Fire Upon the Deep 90%
A galaxy-devouring intelligence awakens. Stranded on an alien world, two siblings are the only hope.
by Vernor Vinge 1992
4.13
67k+ 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 90%
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
Summary of The Sentinel
by Fireside Reads • 2020
A pyramid on the moon waited 500,000 years for us to trip its alarm.
Summary of The Sentinel Summary
Summary of The Sentinel 90%
A pyramid on the moon waited 500,000 years for us to trip its alarm.
by Fireside Reads 2020
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 90%
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 Hercules Text
by Jack McDevitt • 1986
A pulsar signal brings alien knowledge with the power to remake civilization or end it entirely.
3.67
1k+
The Hercules Text Summary
The Hercules Text 90%
A pulsar signal brings alien knowledge with the power to remake civilization or end it entirely.
by Jack McDevitt 1986
3.67
1k+ ratings
If the Universe Is Teeming with Aliens ... WHERE IS EVERYBODY?
by Stephen Webb • 2002
Fifty answers to Fermi's paradox: we're alone, we're doomed, or we're in a galactic zoo.
4.20
1k+
If the Universe Is Teeming with Aliens ... WHERE IS EVERYBODY? Summary
If the Universe Is Teeming with Aliens ... WHERE IS EVERYBODY? 90%
Fifty answers to Fermi's paradox: we're alone, we're doomed, or we're in a galactic zoo.
by Stephen Webb 2002
4.20
1k+ 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 89%
Leaked documents describe alien bodies built like equipment. Their minds see all time as one moment.
by Whitley Strieber 2025
4.13
339 ratings
Shroud
by Adrian Tchaikovsky • 2025
Crashed on a moon of endless night, survivors discover its creatures share a single alien mind.
4.15
14k+
Shroud Summary
Shroud 89%
Crashed on a moon of endless night, survivors discover its creatures share a single alien mind.
by Adrian Tchaikovsky 2025
4.15
14k+ 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 89%
Ambushed traders, enslaved by mind-controlling rivals, orbit a star that shuts off for centuries.
by Vernor Vinge 1999
4.32
35k+ 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 89%
Government lies, crash retrievals, and hidden science: why the UFO truth is about to break.
by Richard M. Dolan 2014
4.26
437 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 89%
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
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 89%
An alien organism bonds with a scientist, granting her the language of the species destroying Earth.
by Christopher Paolini 2020
3.80
71k+ ratings
Children of Ruin
by Adrian Tchaikovsky • 2019
A mission to an octopus civilization sparks war and wakes a parasite that learns by consuming minds.
4.05
64k+
Children of Ruin Summary
Children of Ruin 89%
A mission to an octopus civilization sparks war and wakes a parasite that learns by consuming minds.
by Adrian Tchaikovsky 2019
4.05
64k+ 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 89%
A mother dies for her telepathic daughter and meets the aliens who created the girl.
by Steven Decker 2023
4.28
6k+ ratings
2001
by Arthur C. Clarke • 1968
A monolith wakes on the moon and signals Saturn; two astronauts and a secretive computer follow.
4.18
339k+
2001 Summary
2001 89%
A monolith wakes on the moon and signals Saturn; two astronauts and a secretive computer follow.
by Arthur C. Clarke 1968
4.18
339k+ 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 89%
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
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 89%
An engineered woman and her mother flee agents, watched by the alien creators who built her.
by Steven Decker 2023
4.38
836 ratings
Anathem
by Neal Stephenson • 2008
A cloistered scholar stumbles onto his order's secret: an alien ship from a parallel universe.
4.17
76k+
Anathem Summary
Anathem 89%
A cloistered scholar stumbles onto his order's secret: an alien ship from a parallel universe.
by Neal Stephenson 2008
4.17
76k+ ratings
Cibola Burn
by James S.A. Corey • 2014
On a new world, a mediator tries to stop a corporate land war as an ancient alien machine awakens.
4.23
130k+
Cibola Burn Summary
Cibola Burn 89%
On a new world, a mediator tries to stop a corporate land war as an ancient alien machine awakens.
by James S.A. Corey 2014
4.23
130k+ ratings
The Secret Life of the Universe
by Nathalie A. Cabrol • 2024
Five thousand exoplanets and a silent cosmos: the search for life is a mirror of Earth's fragility.
4.03
713
The Secret Life of the Universe Summary
The Secret Life of the Universe 89%
Five thousand exoplanets and a silent cosmos: the search for life is a mirror of Earth's fragility.
by Nathalie A. Cabrol 2024
4.03
713 ratings
Kalyx
by Karen Lynch
A teen rescues a crashed alien panther. The military wants it back at any cost.
4.38
202
Kalyx Summary
Kalyx 89%
A teen rescues a crashed alien panther. The military wants it back at any cost.
by Karen Lynch
4.38
202 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 89%
Sunlight burns you, chronic illness is universal, and 223 human genes appear nowhere else on Earth.
by Ellis Silver 2013
3.72
807 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 89%
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
Sleeping Giants
by Sylvain Neuvel • 2016
An alien robot lies buried in pieces around the world. Rebuilding it is humanity's test.
3.82
99k+
Sleeping Giants Summary
Sleeping Giants 89%
An alien robot lies buried in pieces around the world. Rebuilding it is humanity's test.
by Sylvain Neuvel 2016
3.82
99k+ 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 89%
Multiple alien species, competing agendas, and a hybridization program that may already be complete.
by Richard M. Dolan 2020
4.18
440 ratings
Carl Sagan's Cosmic Connection
by Carl Sagan • 1973
Searching for alien intelligence is now a testable science, and the silence is a message in itself.
4.25
2k+
Carl Sagan's Cosmic Connection Summary
Carl Sagan's Cosmic Connection 89%
Searching for alien intelligence is now a testable science, and the silence is a message in itself.
by Carl Sagan 1973
4.25
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 89%
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
The Road to Roswell
by Connie Willis • 2023
A maid of honor's alien abduction in Roswell is a rescue mission, not an invasion.
3.71
9k+
The Road to Roswell Summary
The Road to Roswell 89%
A maid of honor's alien abduction in Roswell is a rescue mission, not an invasion.
by Connie Willis 2023
3.71
9k+ ratings
Eyes of the Void
by Adrian Tchaikovsky • 2022
The Architects return. A haunted navigator must uncover their secret while every faction hunts him.
4.19
21k+
Eyes of the Void Summary
Eyes of the Void 89%
The Architects return. A haunted navigator must uncover their secret while every faction hunts him.
by Adrian Tchaikovsky 2022
4.19
21k+ ratings
UFOs and the Extraterrestrial Message
by Richard Lawrence • 2010
Nuclear missiles disabled. Ancient sky chariots. One British yogi channeled the beings behind both.
4.15
20
UFOs and the Extraterrestrial Message Summary
UFOs and the Extraterrestrial Message 89%
Nuclear missiles disabled. Ancient sky chariots. One British yogi channeled the beings behind both.
by Richard Lawrence 2010
4.15
20 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 89%
Humanity colonizes the stars, until godlike aliens reshape them into a galaxy of nightmares.
by C.M. Kosemen 2006
4.16
11k+ ratings
Paradox - On the Brink of Eternity
by Phillip P. Peterson • 2015
Probes vanish beyond Pluto. A claustrophobic physicist boards a ship to find what blocks the stars.
4.09
3k+
Paradox - On the Brink of Eternity Summary
Paradox - On the Brink of Eternity 89%
Probes vanish beyond Pluto. A claustrophobic physicist boards a ship to find what blocks the stars.
by Phillip P. Peterson 2015
4.09
3k+ ratings
Aliens
by Jim Al-Khalili • 2016
50,000 civilizations may share our galaxy. The search is chemistry, biology, and deep listening.
3.78
1k+
Aliens Summary
Aliens 89%
50,000 civilizations may share our galaxy. The search is chemistry, biology, and deep listening.
by Jim Al-Khalili 2016
3.78
1k+ ratings
Project Hail Mary
by Andy Weir • 2021
He wakes alone with no memory on an interstellar mission to stop a star-killing plague.
4.51
1.4M+
Project Hail Mary Summary
Project Hail Mary 89%
He wakes alone with no memory on an interstellar mission to stop a star-killing plague.
by Andy Weir 2021
4.51
1.4M+ ratings
Children of Strife
by Adrian Tchaikovsky • 2026
A planet tormented by five quarrelsome gods meets its unlikely savior: a monster capable of empathy.
4.26
5k+
Children of Strife Summary
Children of Strife 89%
A planet tormented by five quarrelsome gods meets its unlikely savior: a monster capable of empathy.
by Adrian Tchaikovsky 2026
4.26
5k+ ratings
The Three-Body Problem
by Liu Cixin • 2006
A ghost countdown draws a physicist into a three-sun game hiding an alien invasion already underway.
4.08
505k+
The Three-Body Problem Summary
The Three-Body Problem 89%
A ghost countdown draws a physicist into a three-sun game hiding an alien invasion already underway.
by Liu Cixin 2006
4.08
505k+ 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 89%
While the public got weather balloons, the military studied alien crash retrievals for decades.
by Ross Coulthart 2021
4.27
2k+ ratings
The Mercy of Gods
by James S.A. Corey • 2024
His world decimated by alien conquerors, a scientist must prove his species deserves to survive.
4.15
42k+
The Mercy of Gods Summary
The Mercy of Gods 88%
His world decimated by alien conquerors, a scientist must prove his species deserves to survive.
by James S.A. Corey 2024
4.15
42k+ 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 88%
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
Dimensions
by Jacques F. Vallée • 1988
UFOs are not spaceships but a belief-shaping mechanism; the contradictions are the message.
4.22
877
Dimensions Summary
Dimensions 88%
UFOs are not spaceships but a belief-shaping mechanism; the contradictions are the message.
by Jacques F. Vallée 1988
4.22
877 ratings
The 12th Planet
by Zecharia Sitchin • 1976
A 12th planet sent alien gods to Earth, where they engineered humans to mine gold.
3.98
6k+
The 12th Planet Summary
The 12th Planet 88%
A 12th planet sent alien gods to Earth, where they engineered humans to mine gold.
by Zecharia Sitchin 1976
3.98
6k+ ratings
The Masters of Limitation
by Darryl Anka • 2020
Why Earth's brutal lessons make it the universe's best school for soul growth, from an ET observer.
4.71
529
The Masters of Limitation Summary
The Masters of Limitation 88%
Why Earth's brutal lessons make it the universe's best school for soul growth, from an ET observer.
by Darryl Anka 2020
4.71
529 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 88%
An expendable colonist survives a mission and returns to find his duplicate already living his life.
by Edward Ashton 2022
3.78
58k+ ratings
The Human Division
by John Scalzi • 2013
With Earth gone, a diplomatic ship's forgotten crew must save humanity from a hidden enemy.
4.09
39k+
The Human Division Summary
The Human Division 88%
With Earth gone, a diplomatic ship's forgotten crew must save humanity from a hidden enemy.
by John Scalzi 2013
4.09
39k+ 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 88%
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
The Sparrow
by Mary Doria Russell • 1996
They went to meet God's other children. One priest returned, broken, and will not say why.
4.13
83k+
The Sparrow Summary
The Sparrow 88%
They went to meet God's other children. One priest returned, broken, and will not say why.
by Mary Doria Russell 1996
4.13
83k+ ratings
Abaddon’s Gate
by James S.A. Corey • 2013
Framed for a bombing, a captain flees toward an alien ring holding gates to worlds unknown.
4.28
160k+
Abaddon’s Gate Summary
Abaddon’s Gate 88%
Framed for a bombing, a captain flees toward an alien ring holding gates to worlds unknown.
by James S.A. Corey 2013
4.28
160k+ ratings
Shadow of the Xel'Naga
by Gabriel Mesta • 2001
An alien artifact awakens on a remote colony, and three warring species converge to claim it.
3.40
2k+
Shadow of the Xel'Naga Summary
Shadow of the Xel'Naga 88%
An alien artifact awakens on a remote colony, and three warring species converge to claim it.
by Gabriel Mesta 2001
3.40
2k+ ratings
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