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SoBrief
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Delta-v
by Daniel Suarez • 2019
A cave diver joins outcasts mining an asteroid in secret, far beyond hope of rescue.
4.16
11k+
Delta-v Summary
Delta-v 90%
A cave diver joins outcasts mining an asteroid in secret, far beyond hope of rescue.
by Daniel Suarez 2019
4.16
11k+ ratings
Endurance
by Scott Kelly • 2017
An unfocused kid reads one book, becomes an astronaut, and spends a year in space.
4.21
23k+
Endurance Summary
Endurance 90%
An unfocused kid reads one book, becomes an astronaut, and spends a year in space.
by Scott Kelly 2017
4.21
23k+ ratings
Critical Mass
by Daniel Suarez • 2023
Three survivors must build a space civilization to rescue crewmates stranded on a distant asteroid.
4.17
5k+
Critical Mass Summary
Critical Mass 89%
Three survivors must build a space civilization to rescue crewmates stranded on a distant asteroid.
by Daniel Suarez 2023
4.17
5k+ ratings
The Last Colony
by John Scalzi • 2007
Recruited to lead a colony, John Perry learns his people are bait for an alien armada.
4.11
74k+
The Last Colony Summary
The Last Colony 89%
Recruited to lead a colony, John Perry learns his people are bait for an alien armada.
by John Scalzi 2007
4.11
74k+ ratings
Seveneves
by Neal Stephenson • 2015
The moon shatters. Earth will burn. Seven women in orbit carry the last hope for humanity.
4.00
126k+
Seveneves Summary
Seveneves 89%
The moon shatters. Earth will burn. Seven women in orbit carry the last hope for humanity.
by Neal Stephenson 2015
4.00
126k+ ratings
The Martian
by Andy Weir • 2011
Stranded on Mars, a botanist farms potatoes and fights to signal Earth before his food disappears.
4.42
1.3M+
The Martian Summary
The Martian 89%
Stranded on Mars, a botanist farms potatoes and fights to signal Earth before his food disappears.
by Andy Weir 2011
4.42
1.3M+ 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 89%
Ripley wakes on a crippled mining ship where the creatures she fled are already hunting.
by Tim Lebbon 2014
3.82
13k+ ratings
Ghosts
by Nicholas Sansbury Smith • 2017
Aboard humanity's last airship, survival means dropping into a monster-filled wasteland to scavenge.
4.25
9k+
Ghosts Summary
Ghosts 89%
Aboard humanity's last airship, survival means dropping into a monster-filled wasteland to scavenge.
by Nicholas Sansbury Smith 2017
4.25
9k+ 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
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
Good Morning, Midnight
by Lily Brooks-Dalton • 2016
An Arctic astronomer and a deep-space crew both reach for a voice in the silence.
3.90
24k+
Good Morning, Midnight Summary
Good Morning, Midnight 89%
An Arctic astronomer and a deep-space crew both reach for a voice in the silence.
by Lily Brooks-Dalton 2016
3.90
24k+ ratings
Ma vie sans gravité
by Thomas Pesquet • 2023
Out of 8,413 applicants, he became an astronaut. Then his girlfriend called it a trauma.
4.57
1k+
Ma vie sans gravité Summary
Ma vie sans gravité 89%
Out of 8,413 applicants, he became an astronaut. Then his girlfriend called it a trauma.
by Thomas Pesquet 2023
4.57
1k+ ratings
Trading in Danger
by Elizabeth Moon • 2003
A disgraced cadet captains a rusty freighter into a star system collapsing into war.
4.00
16k+
Trading in Danger Summary
Trading in Danger 89%
A disgraced cadet captains a rusty freighter into a star system collapsing into war.
by Elizabeth Moon 2003
4.00
16k+ ratings
Dead Silence
by S.A. Barnes • 2022
A salvage leader boards a ghost ship whose passengers slaughtered themselves; now her crew is next.
3.78
39k+
Dead Silence Summary
Dead Silence 88%
A salvage leader boards a ghost ship whose passengers slaughtered themselves; now her crew is next.
by S.A. Barnes 2022
3.78
39k+ ratings
Gemina
by Amie Kaufman • 2016
On a besieged space station, a martial artist and a smuggler fight mercenaries and alien monsters.
4.43
82k+
Gemina Summary
Gemina 88%
On a besieged space station, a martial artist and a smuggler fight mercenaries and alien monsters.
by Amie Kaufman 2016
4.43
82k+ 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 88%
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
172 Hours on the Moon
by Johan Harstad • 2008
Three teens reach a secret moon base. The last crew stayed behind to take their place.
3.53
15k+
172 Hours on the Moon Summary
172 Hours on the Moon 88%
Three teens reach a secret moon base. The last crew stayed behind to take their place.
by Johan Harstad 2008
3.53
15k+ 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
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 88%
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
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 88%
A space prison guard discovers her hidden chip as a breakout unleashes an alien creature onboard.
by Caryn Lix 2018
3.89
2k+ ratings
Ringworld
by Larry Niven • 1970
Four explorers crash-land on a ring encircling a star. Its surface equals three million Earths.
3.93
130k+
Ringworld Summary
Ringworld 88%
Four explorers crash-land on a ring encircling a star. Its surface equals three million Earths.
by Larry Niven 1970
3.93
130k+ 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 88%
Crashed on a moon of endless night, survivors discover its creatures share a single alien mind.
by Adrian Tchaikovsky 2025
4.15
14k+ ratings
Light of the Jedi
by Charles Soule • 2021
A freighter explodes in hyperspace, raining debris on a system. Jedi unite to stop the cataclysm.
3.92
34k+
Light of the Jedi Summary
Light of the Jedi 88%
A freighter explodes in hyperspace, raining debris on a system. Jedi unite to stop the cataclysm.
by Charles Soule 2021
3.92
34k+ ratings
Halo
by Eric S. Nylund • 2001
An alien armada attacks humanity's military stronghold. A Spartan team must keep Earth hidden.
4.26
36k+
Halo Summary
Halo 88%
An alien armada attacks humanity's military stronghold. A Spartan team must keep Earth hidden.
by Eric S. Nylund 2001
4.26
36k+ ratings
Life As We Knew It
by Susan Beth Pfeffer • 2006
An asteroid strikes the moon, plunging the world into volcanic winter, and one family must survive.
3.89
134k+
Life As We Knew It Summary
Life As We Knew It 88%
An asteroid strikes the moon, plunging the world into volcanic winter, and one family must survive.
by Susan Beth Pfeffer 2006
3.89
134k+ 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 88%
The Architects return. A haunted navigator must uncover their secret while every faction hunts him.
by Adrian Tchaikovsky 2022
4.19
21k+ ratings
Star Wars
by Joe Schreiber • 2010
A Sith experiment spawns a zombie plague; a captured Jedi and her psychic orchid are the only cure.
3.46
9k+
Star Wars Summary
Star Wars 88%
A Sith experiment spawns a zombie plague; a captured Jedi and her psychic orchid are the only cure.
by Joe Schreiber 2010
3.46
9k+ ratings
Pale Blue Dot
by Carl Sagan • 1994
On a single pixel: everyone who ever lived. The scientific case that makes space our only insurance.
4.34
40k+
Pale Blue Dot Summary
Pale Blue Dot 88%
On a single pixel: everyone who ever lived. The scientific case that makes space our only insurance.
by Carl Sagan 1994
4.34
40k+ ratings
Illuminae
by Amie Kaufman • 2015
Fleeing a corporate attack, two exes board a warship whose damaged AI has begun sacrificing crew.
4.24
162k+
Illuminae Summary
Illuminae 88%
Fleeing a corporate attack, two exes board a warship whose damaged AI has begun sacrificing crew.
by Amie Kaufman 2015
4.24
162k+ ratings
All Systems Red
by Martha Wells • 2017
Security cyborg hacks chip, just wants serials. Rival team dies; it must choose: hide, or save them.
4.11
380k+
All Systems Red Summary
All Systems Red 88%
Security cyborg hacks chip, just wants serials. Rival team dies; it must choose: hide, or save them.
by Martha Wells 2017
4.11
380k+ ratings
The Future of Geography
by Tim Marshall • 2023
Space is the new geography of power: every conflict below is replicating in orbit.
3.91
8k+
The Future of Geography Summary
The Future of Geography 88%
Space is the new geography of power: every conflict below is replicating in orbit.
by Tim Marshall 2023
3.91
8k+ ratings
Orbital
by Samantha Harvey • 2023
One day in orbit: six astronauts, sixteen sunrises, a typhoon's eye, and a beautiful fragile Earth.
3.49
150k+
Orbital Summary
Orbital 88%
One day in orbit: six astronauts, sixteen sunrises, a typhoon's eye, and a beautiful fragile Earth.
by Samantha Harvey 2023
3.49
150k+ ratings
The Fallen Star
by Claudia Gray • 2022
Sabotage turns the Jedi's station into a death trap; one Master must choose who to save.
4.07
11k+
The Fallen Star Summary
The Fallen Star 88%
Sabotage turns the Jedi's station into a death trap; one Master must choose who to save.
by Claudia Gray 2022
4.07
11k+ 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 88%
Ambushed traders, enslaved by mind-controlling rivals, orbit a star that shuts off for centuries.
by Vernor Vinge 1999
4.32
35k+ ratings
Shards of Earth
by Adrian Tchaikovsky • 2021
A ship sculpted by aliens forces a traumatized navigator back into the nightmare void.
4.18
35k+
Shards of Earth Summary
Shards of Earth 88%
A ship sculpted by aliens forces a traumatized navigator back into the nightmare void.
by Adrian Tchaikovsky 2021
4.18
35k+ ratings
A Hole in the Sky
by Peter F. Hamilton • 2021
On a dying starship, siblings flee ritual death into forbidden wilds hiding alien foes.
3.79
1k+
A Hole in the Sky Summary
A Hole in the Sky 88%
On a dying starship, siblings flee ritual death into forbidden wilds hiding alien foes.
by Peter F. Hamilton 2021
3.79
1k+ ratings
Rogue Protocol
by Martha Wells • 2018
A rogue android stows away to an abandoned station: the team's security is the real threat.
4.24
176k+
Rogue Protocol Summary
Rogue Protocol 88%
A rogue android stows away to an abandoned station: the team's security is the real threat.
by Martha Wells 2018
4.24
176k+ ratings
Operation Bounce House
by Matt Dinniman • 2026
A farmer wakes to find his colony turned into a children's live-fire mech game.
3.92
30k+
Operation Bounce House Summary
Operation Bounce House 88%
A farmer wakes to find his colony turned into a children's live-fire mech game.
by Matt Dinniman 2026
3.92
30k+ ratings
Weapons Free
by Daniel Gibbs • 2021
When unknown warships strike, an aging carrier crew must hold the line or lose humanity's homeworld.
4.14
1k+
Weapons Free Summary
Weapons Free 88%
When unknown warships strike, an aging carrier crew must hold the line or lose humanity's homeworld.
by Daniel Gibbs 2021
4.14
1k+ ratings
We Are Legion (We Are Bob)
by Dennis E. Taylor • 2016
A dead engineer wakes as an AI and is hurled into space inside a self-replicating probe.
4.25
133k+
We Are Legion (We Are Bob) Summary
We Are Legion (We Are Bob) 88%
A dead engineer wakes as an AI and is hurled into space inside a self-replicating probe.
by Dennis E. Taylor 2016
4.25
133k+ ratings
The 100
by Kass Morgan • 2013
One hundred teenage prisoners crash-land on a ravaged Earth and find they are not alone.
3.58
87k+
The 100 Summary
The 100 88%
One hundred teenage prisoners crash-land on a ravaged Earth and find they are not alone.
by Kass Morgan 2013
3.58
87k+ 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
The Last Watch
by J.S. Dewes • 2021
Exiled to guard the universe's edge, a prince and a commander discover the boundary is collapsing.
3.97
12k+
The Last Watch Summary
The Last Watch 87%
Exiled to guard the universe's edge, a prince and a commander discover the boundary is collapsing.
by J.S. Dewes 2021
3.97
12k+ 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 87%
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
Slow Gods
by Claire North • 2025
A debtor survives a procedure that should kill him. An ancient machine warns the galaxy will burn.
4.00
5k+
Slow Gods Summary
Slow Gods 87%
A debtor survives a procedure that should kill him. An ancient machine warns the galaxy will burn.
by Claire North 2025
4.00
5k+ ratings
The Future of Humanity
by Michio Kaku • 2018
Becoming multi-planetary isn't just about rockets. It requires redesigning the human body itself.
4.18
12k+
The Future of Humanity Summary
The Future of Humanity 87%
Becoming multi-planetary isn't just about rockets. It requires redesigning the human body itself.
by Michio Kaku 2018
4.18
12k+ ratings
An Astronaut's Guide to Life on Earth
by Chris Hadfield • 2013
An astronaut's survival rules for Earth: plan for disaster, obsess over details, put the team first.
4.17
63k+
An Astronaut's Guide to Life on Earth Summary
An Astronaut's Guide to Life on Earth 87%
An astronaut's survival rules for Earth: plan for disaster, obsess over details, put the team first.
by Chris Hadfield 2013
4.17
63k+ ratings
Leviathan Falls
by James S.A. Corey • 2021
Bonded to alien technology, Jim Holden can stop the hive mind only by collapsing every ring gate.
4.54
72k+
Leviathan Falls Summary
Leviathan Falls 87%
Bonded to alien technology, Jim Holden can stop the hive mind only by collapsing every ring gate.
by James S.A. Corey 2021
4.54
72k+ ratings
Halo
by William C. Dietz • 2003
Crash-landed on a ringworld, a super-soldier must destroy it to stop a parasite from reaching Earth.
3.74
20k+
Halo Summary
Halo 87%
Crash-landed on a ringworld, a super-soldier must destroy it to stop a parasite from reaching Earth.
by William C. Dietz 2003
3.74
20k+ ratings
Fallout
by Craig Alanson • 2021
Humanity bluffed its way among the stars. Now ancient machines awaken to erase all life.
4.52
7k+
Fallout Summary
Fallout 87%
Humanity bluffed its way among the stars. Now ancient machines awaken to erase all life.
by Craig Alanson 2021
4.52
7k+ ratings
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