Once Before Time: A Whole Story of the Universe: Audiobook
According to The Books Insider's catalog data, the Once Before Time: A Whole Story of the Universe audiobook runs 12.4 hours unabridged, narrated by Jonathan Cowley (about 8.3 hours at 1.5× playback speed).
The instrument When will you finish it?
Based on 12.4 hours of listening.
| Your pace | You'll finish in |
|---|---|
| 30 min / day | 25 days |
| 1 hour / day | 13 days |
| 2 hours / day | 7 days |
| 1 hour / day at 1.5× | 9 days |
You'll finish in – by –
Part of The Audiobook Finish-Time Calculator: the same instrument for any audiobook we measure.
What our data says
- At 12.4 hours, it runs longer than 86% of the 1,009 Astronomy & Physics audiobooks in our catalog.
More narrated by Jonathan Cowley
Jonathan Cowley narrates 93 unabridged audiobooks in our catalog, 927 hours in all.
About as long, on the Astronomy & Physics shelf
106 Astronomy & Physics audiobooks in our catalog run within 10% of this length. The most popular on the store:
- The Holographic Universe: The Revolutionary Theory of Reality
- The Future of Humanity: Terraforming Mars, Interstellar Travel, Immortality, and Our Destiny Beyond Earth
- Calculating the Cosmos: How Mathematics Unveils the Universe
- Endurance: A Year in Space, A Lifetime of Discovery
- Rocket Men: The Daring Odyssey of Apollo 8 and the Astronauts Who Made Man's First Journey to the Moon
Computed from 409,794 English-language unabridged audiobooks in The Books Insider catalog (store data read November 3, 2026). Lengths are the store's own running times. Methodology.
About this listen
Once Before Time: A Whole Story of the Universe is an audiobook by Martin Bojowald: a 12.4-hour unabridged recording, read by Jonathan Cowley, released November 9, 2010, on the Astronomy & Physics shelf.
The listen at a glance
- Length
- 12.4 hrs
- Narrated by
- Jonathan Cowley
- Released
- November 9, 2010
- Format
- Unabridged audiobook
- Language
- English
- Store shelves
- Astronomy & Physics
- ISBN
- 9780307875891
How to listen to Once Before Time: A Whole Story of the Universe free
New members at audiobooks.com get three free audiobooks with the trial.
Separately, the store's catalog carries more than 10,000 audiobooks that are always free to stream.
Start listening freeQuestions listeners ask
How long is the Once Before Time: A Whole Story of the Universe audiobook?
Once Before Time: A Whole Story of the Universe runs 12.4 hours unabridged. At 1.5× speed that drops to roughly 8.3 hours.
Is the Once Before Time: A Whole Story of the Universe audiobook free?
Yes, for new listeners: the trial starts you with three free audiobooks.
Who narrates Once Before Time: A Whole Story of the Universe?
Once Before Time: A Whole Story of the Universe is narrated by Jonathan Cowley.
Is Once Before Time: A Whole Story of the Universe worth listening to at 1.5× speed?
At 1.5× you'd finish in about 8.3 hours, saving 4.1 hours.