The Books Insiderindependent audiobook data

The longest science fiction audiobook series, measured

The longest science fiction audiobook series in our catalog is The Expanse by James S. A. Corey: books 1-6 run 119.9 hours of real narration, about 120 days at an hour a day. We added up the store's real narration time for every series we present in reading order: 10 science fiction series run 30 hours or more across books 1 to M, 47 audiobooks and 704 hours between them. Longest first; each links to its in-order series page.

10series of 30+ hours
47audiobooks in them
704combined hours (real)
119.9longest series, hours

All 10, longest first

  1. The Expanse by James S. A. Corey

    books 1-6 · 119.9 hrs · about 120 days at an hour a day · Science Fiction

    Start with book 1. Longest volume: Leviathan Wakes (21 hrs). One narrator throughout: Jefferson Mays.

  2. Red Rising by Pierce Brown

    books 1-5 · 114.5 hrs · about 115 days at an hour a day · Science Fiction

    Start with book 1. Longest volume: Dark Age (34 hrs).

  3. Foundation by Isaac Asimov

    books 1-7 · 93.9 hrs · about 94 days at an hour a day · Science Fiction

    Start with book 1. Longest volume: Foundation and Earth (18.8 hrs).

  4. Mars by Kim Stanley Robinson

    books 1-3 · 83 hrs · about 83 days at an hour a day · Science Fiction

    Start with book 1. Longest volume: Blue Mars (32 hrs). One narrator throughout: Richard Ferrone.

  5. The Ender Saga by Orson Scott Card

    books 1-5 · 72.9 hrs · about 73 days at an hour a day · Science Fiction

    Start with book 1. Longest volume: Xenocide (20.2 hrs).

  6. The Shadow Series by Orson Scott Card

    books 1-5 · 58.3 hrs · about 59 days at an hour a day · Science Fiction

    Start with book 1. Longest volume: Ender's Shadow (15.7 hrs).

  7. Locked Tomb by Tamsyn Muir

    books 1-3 · 54.5 hrs · about 55 days at an hour a day · Science Fiction

    Start with book 1. Longest volume: Harrow the Ninth (19.9 hrs). One narrator throughout: Moira Quirk.

  8. Shatter Me by Tahereh Mafi

    books 1-4 · 39.7 hrs · about 40 days at an hour a day · Science Fiction

    Start with book 1. Longest volume: Unravel Me (11.9 hrs).

  9. Imperial Radch by Ann Leckie

    books 1-3 · 35.3 hrs · about 36 days at an hour a day · Science Fiction

    Start with book 1. Longest volume: Ancillary Justice (12.7 hrs). One narrator throughout: Adjoa Andoh.

  10. Murderbot Diaries by Martha Wells

    books 1-6 · 31.5 hrs · about 32 days at an hour a day · Science Fiction

    Start with book 1. Longest volume: Network Effect (12.8 hrs). One narrator throughout: Kevin R. Free.

How this list works

A series qualifies when we present its books 1 to M in order (no gaps, at least 3 books, each with its own page), every one of those books carries the store's real listed duration (no estimates), and together they run at least 30 hours. Ranked by total hours. Series are shelved by the main genre of their books. A page lists series only while at least 8 qualify. Children's titles, memoirs and autobiographies are excluded from these rankings; they keep their regular book pages. Abridged and synthetic-voice editions are excluded too. No editorial picks, no sponsored placement. Dataset build 2026-10-12; the list recomputes with every data refresh. Full methodology

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