Comet: Audiobook
According to The Books Insider's catalog data, the Comet audiobook runs 12.5 hours unabridged, narrated by Seth MacFarlane and Bahni Turpin (about 8.3 hours at 1.5× playback speed).
The instrument When will you finish it?
Based on 12.5 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 12.5 hours, it runs longer than 87% of the 1,009 Astronomy & Physics audiobooks in our catalog.
More narrated by Bahni Turpin
Bahni Turpin narrates 441 unabridged audiobooks in our catalog, 4,052 hours in all.
- The Help
- The Hate U Give
- The Immortal Life of Henrietta Lacks
- The Southern Book Club’s Guide to Slaying Vampires
- The Book of Lost Friends
About as long, on the Astronomy & Physics shelf
103 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
Comet is an audiobook by Ann Druyan and Carl Sagan: a 12.5-hour unabridged recording, read by Seth MacFarlane and Bahni Turpin, released July 25, 2017, on the Astronomy & Physics shelf.
The listen at a glance
- Length
- 12.5 hrs
- Narrated by
- Seth MacFarlane, Bahni Turpin
- Released
- July 25, 2017
- Format
- Unabridged audiobook
- Language
- English
- Store shelves
- Astronomy & Physics
- ISBN
- 9781531888312
How to listen to Comet 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 Comet audiobook?
Comet runs 12.5 hours unabridged. At 1.5× speed that drops to roughly 8.3 hours.
Is the Comet audiobook free?
Yes, for new listeners: the trial starts you with three free audiobooks.
Who narrates Comet?
Comet is narrated by Seth MacFarlane and Bahni Turpin.
Is Comet worth listening to at 1.5× speed?
At 1.5× you'd finish in about 8.3 hours, saving 4.2 hours.