The Planet X Hypothesis: The History and Legacy of the Theory that the Solar System has a Hidden Planet: Audiobook
According to The Books Insider's catalog data, The Planet X Hypothesis: The History and Legacy of the Theory that the Solar System has a Hidden Planet runs 1.4 hours as an unabridged audiobook, narrated by Jim D. Johnston (about 0.9 hours at 1.5× playback speed).
The instrument When will you finish it?
Based on 1.4 hours of listening.
| Your pace | You'll finish in |
|---|---|
| 30 min / day | 3 days |
| 1 hour / day | 2 days |
| 2 hours / day | 1 day |
| 1 hour / day at 1.5× | 1 day |
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 1.4 hours, it is shorter than 90% of the 1,009 Astronomy & Physics audiobooks in our catalog.
More narrated by Jim D. Johnston
Jim D. Johnston narrates 169 unabridged audiobooks in our catalog, 517 hours in all.
- Funny Short Stories for Kids: Classic Tales Audiobook
- A Theory of Human Motivation
- Napoleon Bonaparte: The Biography of a Leader Who Changed the History of France (Including the French Revolution)
- Scary Stories Collection for Children: Chilling Ghost Stories, Spooky Tales and Horror Story Book for Kids and Teens
- Dark Seduction: The Dark Truth About Seduction And How To Use It To Get What You Want From Love, Sex, Relationships And Romance
About as long, on the Astronomy & Physics shelf
24 Astronomy & Physics audiobooks in our catalog run within 10% of this length. The most popular on the store:
- Quantum Physics in Minutes: The Easy Guide In Plain Simple English For Beginners Who Flunked Math And Science
- Paradigm Shift: Consciousness, Meditation and Quantum Physics: A Conversation with Samuel Avery
- Mars Direct: Space Exploration, the Red Planet, and the Human Future
- The 60 Minute Quantum Physics Book: Science Made Easy For Beginners Without Math And In Plain Simple English
- Inca Astronomy and Astrology: The History of the Inca’s Measurements of the Planets and Stars
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
The Planet X Hypothesis: The History and Legacy of the Theory that the Solar System has a Hidden Planet is an audiobook by Charles River Editors: a 1.4-hour unabridged recording, read by Jim D. Johnston, released August 4, 2023, on the Astronomy & Physics shelf.
The listen at a glance
- Length
- 1.4 hrs
- Narrated by
- Jim D. Johnston
- Released
- August 4, 2023
- Format
- Unabridged audiobook
- Language
- English
- Store shelves
- Astronomy & Physics
- ISBN
- 9798368910383
How to listen to The Planet X Hypothesis: The History and Legacy of the Theory that the Solar System has a Hidden Planet 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 Planet X Hypothesis: The History and Legacy of the Theory that the Solar System has a Hidden Planet as an audiobook?
The Planet X Hypothesis: The History and Legacy of the Theory that the Solar System has a Hidden Planet runs 1.4 hours unabridged. At 1.5× speed that drops to roughly 0.9 hours.
Is The Planet X Hypothesis: The History and Legacy of the Theory that the Solar System has a Hidden Planet free as an audiobook?
Yes, for new listeners: the trial starts you with three free audiobooks.
Who narrates The Planet X Hypothesis: The History and Legacy of the Theory that the Solar System has a Hidden Planet?
The Planet X Hypothesis: The History and Legacy of the Theory that the Solar System has a Hidden Planet is narrated by Jim D. Johnston.