Free Hard Science Fiction Audiobooks

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The Cassidy Chronicles

• By: Adam Gaffen
• Narrated by: Jane Weatherstone
• Series: The Cassidy Chronicles, Book 1
• Length: 11 hrs and 43 mins
• Release date: 09-09-20
• Language: English

4.6(10)

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Permutation

• By: Patty Jansen
• Narrated by: Patty Jansen
• Series: Space Agent Jonathan Bartell, Book 4
• Length: 2 hrs and 30 mins
• Release date: 07-10-20
• Language: English

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All Frontiers Are Jealous

• By: L. Ron Hubbard
• Narrated by: R. F. Daley, Christina Huntington, Richard Rocco, Jim Meskimen, Enn Reitel, Thomas Silcott
• Series: Historical Fiction Short Stories Collection, Book 5
• Length: 1 hr and 55 mins
• Release date: 04-20-11
• Language: English

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Across the Sea of Suns

• By: Gregory Benford
• Narrated by: Maxwell Caulfield, Stefan Rudnicki
• Series: Galactic Center, Book 2
• Length: 13 hrs and 51 mins
• Release date: 05-01-12
• Language: English

2.6(5)

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Blue Collar Space

• By: Martin L. Shoemaker
• Narrated by: Sarah Naughton, JD Jackson, Will Damron, Coleen Marlo
• Length: 8 hrs and 27 mins
• Release date: 08-04-20
• Language: English

4.0(2)

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Stark Cataclysm

• By: Alex Albrinck
• Narrated by: Todd McLaren
• Series: The Aliomenti Saga, Book 6
• Length: 12 hrs and 37 mins
• Release date: 09-13-16
• Language: English

5.0(1)

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Dichronauts

• By: Greg Egan
• Narrated by: Paul Boehmer
• Length: 10 hrs and 49 mins
• Release date: 07-11-17
• Language: English

4.3(3)

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WWW: Wonder

• By: Robert J. Sawyer
• Narrated by: Jessica Almasy, Marc Vietor, Oliver Wyman, Anthony Haden Salerno, Robert J. Sawyer - introduction
• Series: WWW Trilogy, Book 3
• Length: 11 hrs and 7 mins
• Release date: 04-05-11
• Language: English

4.7(10)

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The Speed of Dark

• By: Elizabeth Moon
• Narrated by: Jay Snyder
• Length: 14 hrs and 38 mins
• Release date: 12-09-08
• Language: English

4.7(10)

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City at the End of Time

• By: Greg Bear
• Narrated by: Charles Leggett
• Length: 21 hrs and 45 mins
• Release date: 08-05-08
• Language: English

2.4(10)

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Starplex

• By: Robert J. Sawyer
• Narrated by: Mark Boyett, Robert J. Sawyer
• Length: 11 hrs and 1 min
• Release date: 10-20-09
• Language: English

4.4(10)

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On Silver Wings

• By: Evan Currie
• Narrated by: Dina Pearlman
• Series: On Silver Wings, Book 1
• Length: 9 hrs and 4 mins
• Release date: 07-21-15
• Language: English

3.9(10)