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Science Fiction

Aliens

196 titles
See all in Aliens
  • Action & Adventure (1,136)
  • Dystopian (288)
  • Space Exploration (303)
  • Time Travel (582)
  • Aliens (196)
  • Robots (234)
  • Steampunk (73)

Bestsellers

Roswell Johnson Saves the World! Audiobook By Chris Colfer cover art
Roswell Johnson Saves the World!
  • Roswell Johnson Saves the World!

  • By: Chris Colfer
  • Narrated by: Chris Colfer
  • Length: 9 hrs and 9 mins
  • Unabridged
  • Overall
    5 out of 5 stars 17
  • Performance
    5 out of 5 stars 15
  • Story
    5 out of 5 stars 15

Eleven-year-old Roswell Johnson is obsessed with conspiracies about extraterrestrial life, an interest he inherited from his late father, who aptly named Roswell after the infamous UFO crash in Roswell, New Mexico.

  • 5 out of 5 stars
  • great plot

  • By Anonymous User on 02-09-25

By: Chris Colfer

Area 52 Audiobook By Lee Bacon cover art
Area 52
  • Area 52

  • By: Lee Bacon
  • Narrated by: Michael Crouch
  • Length: 3 hrs and 42 mins
  • Unabridged
  • Overall
    5 out of 5 stars 7
  • Performance
    5 out of 5 stars 7
  • Story
    5 out of 5 stars 7

Have you heard of Area 51? Of course you have! What good is a secret government facility that's no longer secret? Which is why the government packed up their alien artifacts and paranormal paraphernalia and moved to a brand new--even more top secret--location...

  • 5 out of 5 stars
  • unique story

  • By Matilda on 03-30-25

By: Lee Bacon

The Alien Audiobook By Katherine Applegate cover art
The Alien
  • The Alien

  • Animorphs, Book 8
  • By: Katherine Applegate
  • Narrated by: Adam Verner
  • Length: 3 hrs and 15 mins
  • Unabridged
  • Overall
    5 out of 5 stars 174
  • Performance
    5 out of 5 stars 147
  • Story
    5 out of 5 stars 147

Ax is an Andalite, an alien, stranded on a strange planet he's sworn to defend, even though it's not his own. Since the Animorphs rescued him, he's fought at their side, and in that time they've come to consider Ax a friend. But deep inside, Ax knows he isn't their friend....

  • 5 out of 5 stars
  • Ax!

  • By May C. Frey on 05-26-20

By: Katherine Applegate

Spaceboy Audiobook By David Walliams cover art
Spaceboy
  • Spaceboy

  • By: David Walliams
  • Narrated by: Akiya Henry, Reginald D. Hunter, Eric Meyers, and others
  • Length: 4 hrs and 6 mins
  • Unabridged
  • Overall
    4.5 out of 5 stars 16
  • Performance
    4.5 out of 5 stars 13
  • Story
    4.5 out of 5 stars 12

Go back to the Space Race with No.1 bestselling author David Walliams for a breathless cinematic adventure full of mystery, action, laughs and surprises—and a secret that could change the course of history....

  • 5 out of 5 stars
  • Not excluding Genos

  • By andie on 08-13-24

By: David Walliams

Invasion of the Body Squeezers Part 2 Audiobook By R. L. Stine cover art
Invasion of the Body Squeezers Part 2
  • Invasion of the Body Squeezers Part 2

  • Classic Goosebumps
  • By: R. L. Stine
  • Narrated by: Fred Berman
  • Length: 2 hrs and 36 mins
  • Unabridged
  • Overall
    4.5 out of 5 stars 6
  • Performance
    4.5 out of 5 stars 5
  • Story
    4.5 out of 5 stars 5

There's an alien in Jack Archer's bedroom and he's not sure what to do. He's tried to warn his parents, teachers, and friends about the invasion, but everyone has just laughed him off.

  • 5 out of 5 stars
  • Classic!

  • By Tyson on 01-21-25

By: R. L. Stine

Invasion of the Body Squeezers: Part 1 Audiobook By R. L. Stine cover art
Invasion of the Body Squeezers: Part 1
  • Invasion of the Body Squeezers: Part 1

  • Goosebumps Classics, Book 41
  • By: R. L. Stine
  • Narrated by: Fred Berman
  • Length: 2 hrs and 24 mins
  • Unabridged
  • Overall
    5 out of 5 stars 5
  • Performance
    4.5 out of 5 stars 4
  • Story
    5 out of 5 stars 4

Jack Archer is convinced something strange is going on at his neighbor's house. Mr. Fleshman always wears all black, hardly ever leaves his house, and never says hello to anyone.

  • 4 out of 5 stars
  • The amount of characters

  • By sara topliff on 02-13-25

By: R. L. Stine

Roswell Johnson Saves the World! Audiobook By Chris Colfer cover art
Roswell Johnson Saves the World!
  • Roswell Johnson Saves the World!

  • By: Chris Colfer
  • Narrated by: Chris Colfer
  • Length: 9 hrs and 9 mins
  • Unabridged
  • Overall
    5 out of 5 stars 17
  • Performance
    5 out of 5 stars 15
  • Story
    5 out of 5 stars 15

Eleven-year-old Roswell Johnson is obsessed with conspiracies about extraterrestrial life, an interest he inherited from his late father, who aptly named Roswell after the infamous UFO crash in Roswell, New Mexico.

  • 5 out of 5 stars
  • great plot

  • By Anonymous User on 02-09-25

By: Chris Colfer

Area 52 Audiobook By Lee Bacon cover art
Area 52
  • Area 52

  • By: Lee Bacon
  • Narrated by: Michael Crouch
  • Length: 3 hrs and 42 mins
  • Unabridged
  • Overall
    5 out of 5 stars 7
  • Performance
    5 out of 5 stars 7
  • Story
    5 out of 5 stars 7

Have you heard of Area 51? Of course you have! What good is a secret government facility that's no longer secret? Which is why the government packed up their alien artifacts and paranormal paraphernalia and moved to a brand new--even more top secret--location...

  • 5 out of 5 stars
  • unique story

  • By Matilda on 03-30-25

By: Lee Bacon

The Alien Audiobook By Katherine Applegate cover art
The Alien
  • The Alien

  • Animorphs, Book 8
  • By: Katherine Applegate
  • Narrated by: Adam Verner
  • Length: 3 hrs and 15 mins
  • Unabridged
  • Overall
    5 out of 5 stars 174
  • Performance
    5 out of 5 stars 147
  • Story
    5 out of 5 stars 147

Ax is an Andalite, an alien, stranded on a strange planet he's sworn to defend, even though it's not his own. Since the Animorphs rescued him, he's fought at their side, and in that time they've come to consider Ax a friend. But deep inside, Ax knows he isn't their friend....

  • 5 out of 5 stars
  • Ax!

  • By May C. Frey on 05-26-20

By: Katherine Applegate

Spaceboy Audiobook By David Walliams cover art
Spaceboy
  • Spaceboy

  • By: David Walliams
  • Narrated by: Akiya Henry, Reginald D. Hunter, Eric Meyers, and others
  • Length: 4 hrs and 6 mins
  • Unabridged
  • Overall
    4.5 out of 5 stars 16
  • Performance
    4.5 out of 5 stars 13
  • Story
    4.5 out of 5 stars 12

Go back to the Space Race with No.1 bestselling author David Walliams for a breathless cinematic adventure full of mystery, action, laughs and surprises—and a secret that could change the course of history....

  • 5 out of 5 stars
  • Not excluding Genos

  • By andie on 08-13-24

By: David Walliams

Invasion of the Body Squeezers Part 2 Audiobook By R. L. Stine cover art
Invasion of the Body Squeezers Part 2
  • Invasion of the Body Squeezers Part 2

  • Classic Goosebumps
  • By: R. L. Stine
  • Narrated by: Fred Berman
  • Length: 2 hrs and 36 mins
  • Unabridged
  • Overall
    4.5 out of 5 stars 6
  • Performance
    4.5 out of 5 stars 5
  • Story
    4.5 out of 5 stars 5

There's an alien in Jack Archer's bedroom and he's not sure what to do. He's tried to warn his parents, teachers, and friends about the invasion, but everyone has just laughed him off.

  • 5 out of 5 stars
  • Classic!

  • By Tyson on 01-21-25

By: R. L. Stine

Invasion of the Body Squeezers: Part 1 Audiobook By R. L. Stine cover art
Invasion of the Body Squeezers: Part 1
  • Invasion of the Body Squeezers: Part 1

  • Goosebumps Classics, Book 41
  • By: R. L. Stine
  • Narrated by: Fred Berman
  • Length: 2 hrs and 24 mins
  • Unabridged
  • Overall
    5 out of 5 stars 5
  • Performance
    4.5 out of 5 stars 4
  • Story
    5 out of 5 stars 4

Jack Archer is convinced something strange is going on at his neighbor's house. Mr. Fleshman always wears all black, hardly ever leaves his house, and never says hello to anyone.

  • 4 out of 5 stars
  • The amount of characters

  • By sara topliff on 02-13-25

By: R. L. Stine

The Extraterrestrial Zoo: Finding the Lost One Audiobook By Samantha van Leer cover art
The Extraterrestrial Zoo: Finding the Lost One
  • The Extraterrestrial Zoo: Finding the Lost One

  • By: Samantha van Leer
  • Narrated by: Jensen Olaya
  • Length: 6 hrs and 21 mins
  • Unabridged
  • Overall
    0 out of 5 stars 0
  • Performance
    0 out of 5 stars 0
  • Story
    0 out of 5 stars 0

A middle grade debut by New York Times bestselling co-author of Between the Lines stars 13-year-old Ava, who helps run her family’s refuge for extraterrestrials. But a sudden attack on the zoo leads to her discovering a government conspiracy that upends everything she believed to be true.

By: Samantha van Leer

Sixth-Grade Alien Audiobook By Bruce Coville cover art
Sixth-Grade Alien
  • Sixth-Grade Alien

  • By: Bruce Coville
  • Narrated by: William Dufris
  • Length: 2 hrs and 57 mins
  • Unabridged
  • Overall
    5 out of 5 stars 3
  • Performance
    5 out of 5 stars 3
  • Story
    5 out of 5 stars 3

The aliens have made contact! But because they consider Earth a small, backwater planet, they send only one ambassador. The ambassador brings along his son, Pleskit, and (for political reasons) insists the boy should attend a regular school....

By: Bruce Coville

We Are Definitely Human Audiobook By X. Fang cover art
We Are Definitely Human
  • We Are Definitely Human

  • By: X. Fang
  • Narrated by: Zak Annette
  • Length: 6 mins
  • Unabridged
  • Overall
    0 out of 5 stars 0
  • Performance
    0 out of 5 stars 0
  • Story
    0 out of 5 stars 0

When three mysterious visitors from "Europe" crash-land in Mr. Li's field, he does what any good host would: he invites them back to his farmhouse and offers to help fix up their "car". No, there's nothing strange about these guests at all.

By: X. Fang

The Area 51 Files Audiobook By Julie Buxbaum cover art
The Area 51 Files
  • The Area 51 Files

  • The Area 51 Files, Book 1
  • By: Julie Buxbaum
  • Narrated by: Priya Ayyar
  • Length: 4 hrs and 41 mins
  • Unabridged
  • Overall
    4.5 out of 5 stars 20
  • Performance
    4.5 out of 5 stars 15
  • Story
    4.5 out of 5 stars 15

When Sky Patel-Baum is sent to live with her mysterious uncle, she didn’t imagine she’d end up here: Area 51. A top-secret military base with a bajillion rules and so classified not even the president knows its secrets....

  • 5 out of 5 stars
  • 51 files

  • By Like so Simple on 10-20-23

By: Julie Buxbaum

The Deception Audiobook By Katherine Applegate cover art
The Deception
  • The Deception

  • By: Katherine Applegate
  • Narrated by: Adam Verner
  • Length: 2 hrs and 11 mins
  • Unabridged
  • Overall
    5 out of 5 stars 30
  • Performance
    5 out of 5 stars 27
  • Story
    5 out of 5 stars 27

The Animorphs have managed to contact the Andalite home world, but the battle is far from over. Visser Two has arrived on Earth, and he's not happy about the state of things.

  • 5 out of 5 stars
  • The end is near

  • By Astrid on 03-14-23

By: Katherine Applegate

Daniel X: Demons and Druids Audiobook By James Patterson, Adam Sadler cover art
Daniel X: Demons and Druids
  • Daniel X: Demons and Druids

  • By: James Patterson, Adam Sadler
  • Narrated by: Milo Ventimiglia
  • Length: 4 hrs and 26 mins
  • Unabridged
  • Overall
    4.5 out of 5 stars 147
  • Performance
    4.5 out of 5 stars 98
  • Story
    4.5 out of 5 stars 99

Daniel X's hunt to eliminate each and every intergalactic criminal on Earth is always relentless, but this time, it's getting personal....

  • 5 out of 5 stars
  • Another fun book in the Daniel X series

  • By F on 03-03-11

By: James Patterson, and others

Alien on a Rampage Audiobook By Clete Barrett Smith cover art
Alien on a Rampage
  • Alien on a Rampage

  • The Intergalactic Bed and Breakfast, Book 2
  • By: Clete Barrett Smith
  • Narrated by: Joshua Swanson
  • Length: 7 hrs and 19 mins
  • Unabridged
  • Overall
    4.5 out of 5 stars 25
  • Performance
    4.5 out of 5 stars 21
  • Story
    4.5 out of 5 stars 21

David can’t wait to spend another summer at his grandmother’s Intergalactic Bed & Breakfast - a vacation hot spot for aliens....

  • 5 out of 5 stars
  • Fun Reading

  • By CSmith on 06-06-15

By: Clete Barrett Smith

Eyes on the Sky Audiobook By J. Kasper Kramer cover art
Eyes on the Sky
  • Eyes on the Sky

  • By: J. Kasper Kramer
  • Narrated by: Lillie Ricciardi
  • Length: 6 hrs and 13 mins
  • Unabridged
  • Overall
    0 out of 5 stars 0
  • Performance
    0 out of 5 stars 0
  • Story
    0 out of 5 stars 0

From acclaimed author J. Kasper Kramer comes a historical middle grade novel about a budding young scientist in 1947 Roswell, New Mexico, who fears her weather balloon experiment has been mistaken for a flying saucer!

By: J. Kasper Kramer

Ben Archer Audiobook By Rae Knightly cover art
Ben Archer
  • Ben Archer

  • The Alien Skill Series, Books 1-3
  • By: Rae Knightly
  • Narrated by: Andrew Dickson
  • Length: 16 hrs and 18 mins
  • Unabridged
  • Overall
    4.5 out of 5 stars 3
  • Performance
    5 out of 5 stars 2
  • Story
    5 out of 5 stars 2

The destinies of a 12-year-old boy and an alien man become inextricably linked as they go on the run from government agents and a shape-shifting enemy....

By: Rae Knightly

Daniel X: Lights Out Audiobook By James Patterson, Chris Grabenstein cover art
Daniel X: Lights Out
  • Daniel X: Lights Out

  • By: James Patterson, Chris Grabenstein
  • Narrated by: Aaron Landon
  • Length: 5 hrs and 49 mins
  • Unabridged
  • Overall
    4.5 out of 5 stars 82
  • Performance
    4.5 out of 5 stars 69
  • Story
    4.5 out of 5 stars 70

In this sixth and last installment of the Daniel X series, the alien-hunting hero is finally ready to take on the biggest threat in the galaxy: The Prayer....

  • 5 out of 5 stars
  • The entire Daniel X series by James Patterson is excellent

  • By Drew Daniels on 01-10-23

By: James Patterson, and others

Stowaway Audiobook By John David Anderson cover art
Stowaway
  • Stowaway

  • By: John David Anderson
  • Narrated by: Andrew Eiden
  • Length: 9 hrs and 16 mins
  • Unabridged
  • Overall
    4 out of 5 stars 24
  • Performance
    4.5 out of 5 stars 21
  • Story
    4.5 out of 5 stars 21

When scientists discover a rare and mysterious mineral buried in the Earth’s crust, they have no idea that it just happens to be the most valuable substance in the entire universe. It’s not long before aliens show up to our little corner of the galaxy....

  • 1 out of 5 stars
  • Nothing

  • By Jen on 09-23-24

By: John David Anderson

Aliens on Vacation Audiobook By Clete Barrett Smith cover art
Aliens on Vacation
  • Aliens on Vacation

  • The Intergalactic Bed & Breakfast Series, Book 1
  • By: Clete Barrett Smith
  • Narrated by: Joshua Swanson
  • Length: 6 hrs and 31 mins
  • Unabridged
  • Overall
    4.5 out of 5 stars 61
  • Performance
    4.5 out of 5 stars 50
  • Story
    4.5 out of 5 stars 51

Scrub isn’t happy about having to spend the summer with his hippie grandmother in “Middle of Nowhere,” Washington....

  • 4 out of 5 stars
  • fun read

  • By kj on 01-31-12

By: Clete Barrett Smith

Encounter at Owl Rock Audiobook By Rucker Moses cover art
Encounter at Owl Rock
  • Encounter at Owl Rock

  • By: Rucker Moses
  • Narrated by: Landon Woodson, Zeno Robinson
  • Length: 7 hrs and 18 mins
  • Unabridged
  • Overall
    5 out of 5 stars 1
  • Performance
    5 out of 5 stars 1
  • Story
    5 out of 5 stars 1

There’s something weird going on in South Bank…and the Young brothers are at the center of it.

  • 5 out of 5 stars
  • Unique Sci-fi for young readers

  • By Karen Reeder on 06-09-25

By: Rucker Moses

The Alien Invasion Audiobook By Ayokunle Mathew Akinbi cover art
The Alien Invasion
  • The Alien Invasion

  • Kids Stories Book
  • By: Ayokunle Mathew Akinbi
  • Narrated by: Eric Brown
  • Length: 24 mins
  • Unabridged
  • Overall
    0 out of 5 stars 0
  • Performance
    0 out of 5 stars 0
  • Story
    0 out of 5 stars 0

Perfect for young listeners who dream of space travel and extraterrestrial encounters, this captivating collection of stories invites children to explore the unknown and embark on thrilling journeys through the universe.

By: Ayokunle Mathew Akinbi

Roswell Johnson Saves the Galaxy! Audiobook By Chris Colfer cover art
Roswell Johnson Saves the Galaxy!
  • Roswell Johnson Saves the Galaxy!

  • By: Chris Colfer
  • Narrated by: Chris Colfer
  • Length: 14 hrs and 30 mins
  • Unabridged
  • Overall
    0 out of 5 stars 0
  • Performance
    0 out of 5 stars 0
  • Story
    0 out of 5 stars 0

Guardians of the Galaxy meets The Land of Stories in this sequel to Roswell Johnson Saves the World! Packed with humor, heart, and action, the second book in this adventure series will take middle grade listeners on another epic journey, this time, to save the galaxy!

By: Chris Colfer

Diary of a Martian Audiobook By Stephen B. Haunts cover art
Diary of a Martian
  • Diary of a Martian

  • Soul Soldiers
  • By: Stephen B. Haunts
  • Narrated by: Mark Rice-Oxley
  • Length: 7 hrs and 1 min
  • Unabridged
  • Overall
    3 out of 5 stars 1
  • Performance
    3 out of 5 stars 1
  • Story
    3 out of 5 stars 1

In this action-packed sequel to Diary of a Martian, join Elliot, Mei, and Dimitri as they find themselves in the middle of a 3000-year-old conspiracy....

By: Stephen B. Haunts

We Do Not Welcome Our Ten-Year-Old Overlord Audiobook By Garth Nix cover art
We Do Not Welcome Our Ten-Year-Old Overlord
  • We Do Not Welcome Our Ten-Year-Old Overlord

  • By: Garth Nix
  • Narrated by: Thomas Larkin
  • Length: 4 hrs and 42 mins
  • Unabridged
  • Overall
    4 out of 5 stars 2
  • Performance
    4.5 out of 5 stars 2
  • Story
    4 out of 5 stars 2

From master storyteller Garth Nix, the chilling story of a strange object that falls into the wrong hands and has the potential to destroy the world.

By: Garth Nix

Friend or UFO Audiobook By Julie Buxbaum cover art
Friend or UFO
  • Friend or UFO

  • The Area 51 Files, Book 3
  • By: Julie Buxbaum
  • Narrated by: Tara Sands
  • Length: 4 hrs and 19 mins
  • Unabridged
  • Overall
    4.5 out of 5 stars 3
  • Performance
    4.5 out of 5 stars 3
  • Story
    4.5 out of 5 stars 3

Sky and her friends tackle their biggest mystery yet—the discovery of Area 52....

  • 5 out of 5 stars
  • CIA

  • By pi48164 on 05-03-24

By: Julie Buxbaum

The Big Flush Audiobook By Julie Buxbaum cover art
The Big Flush
  • The Big Flush

  • The Area 51 Files, Book 2
  • By: Julie Buxbaum
  • Narrated by: Tara Sands
  • Length: 4 hrs
  • Unabridged
  • Overall
    4.5 out of 5 stars 4
  • Performance
    4.5 out of 5 stars 4
  • Story
    3.5 out of 5 stars 4

A killer space toilet is hurtling toward Area 51, courtesy of a mystery traitor on base, and things are about to get messy if Sky and her friends can’t solve the case....

By: Julie Buxbaum

War of the Orks Audiobook By Cavan Scott cover art
War of the Orks
  • War of the Orks

  • Warped Galaxies: Warhammer Adventures, Book 4
  • By: Cavan Scott
  • Narrated by: David Tennant
  • Length: 3 hrs and 3 mins
  • Unabridged
  • Overall
    4.5 out of 5 stars 24
  • Performance
    5 out of 5 stars 24
  • Story
    4.5 out of 5 stars 24

Still searching for the Emperor’s Seat, Zelia, Talen and Mekki arrive on the jungle planet of Weald....

  • 3 out of 5 stars
  • Slightly better than the last, but still not good

  • By travis on 05-01-22

By: Cavan Scott

Quantum Interstellar Sports League Audiobook By J. Scott Savage, Brandon Dorman cover art
Quantum Interstellar Sports League
  • Quantum Interstellar Sports League

  • Quantum Interstellar Sports League, Book 1
  • By: J. Scott Savage, Brandon Dorman
  • Narrated by: Josh Hurley
  • Length: 3 hrs and 4 mins
  • Unabridged
  • Overall
    5 out of 5 stars 1
  • Performance
    5 out of 5 stars 1
  • Story
    5 out of 5 stars 1

The Last Kids on Earth meets Space Jam in this hilarious novel, adapted for audio, about football, aliens, and friendship! Welcome to the Quantum Interstellar Sports League, where humans and aliens play football for the fate of the Earth!

By: J. Scott Savage, and others

Classic Starts® Audiobook By Chris Sasaki - adaptation, H. G. Wells cover art
Classic Starts®
  • Classic Starts®

  • The War of the Worlds
  • By: Chris Sasaki - adaptation, H. G. Wells
  • Narrated by: Rebecca K. Reynolds
  • Length: 1 hr and 47 mins
  • Abridged
  • Overall
    5 out of 5 stars 2
  • Performance
    5 out of 5 stars 1
  • Story
    5 out of 5 stars 1

A version of H.G. Wells' chilling tale of alien invasion that every child can enjoy. It begins as the sky lights up with bright cylinders from Mars that look like falling stars - and continues as the Martians emerge from their vessels with machines of fire and deadly smoke....

By: Chris Sasaki - adaptation, and others

My Teacher Is an Alien Audiobook By Bruce Coville cover art
My Teacher Is an Alien
  • My Teacher Is an Alien

  • By: Bruce Coville
  • Narrated by: Lisa Bonet
  • Length: 1 hr and 13 mins
  • Original Recording
  • Overall
    4.5 out of 5 stars 12
  • Performance
    4.5 out of 5 stars 11
  • Story
    4.5 out of 5 stars 11

A sixth grade student is convinced that an odd substitute teacher is from another planet....

  • 5 out of 5 stars
  • Impressive

  • By Ouyang on 08-18-18

By: Bruce Coville

Way Off Base Audiobook By Julie Buxbaum cover art
Way Off Base
  • Way Off Base

  • The Area 51 Files, Book 4
  • By: Julie Buxbaum
  • Narrated by: Tara Sands
  • Length: 4 hrs and 34 mins
  • Unabridged
  • Overall
    0 out of 5 stars 0
  • Performance
    0 out of 5 stars 0
  • Story
    0 out of 5 stars 0

Is Area 51’s cover blown?! Sky and her otherworldly friends scramble to protect its secrets when a UFO goes missing in the fourth installment of this laugh-out-loud, Edgar Award-nominated series for young listeners.

By: Julie Buxbaum

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