Star Keeper: Audiobook
Book 4 of the Galactic Shield series
According to The Books Insider's catalog data, the Star Keeper audiobook runs 10.1 hours unabridged, narrated by Mark Boyett (about 6.7 hours at 1.5× playback speed).
The instrument When will you finish it?
Based on 10.1 hours of listening.
| Your pace | You'll finish in |
|---|---|
| 30 min / day | 21 days |
| 1 hour / day | 11 days |
| 2 hours / day | 6 days |
| 1 hour / day at 1.5× | 7 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 10.1 hours, it runs longer than 61% of the 13,269 Science Fiction audiobooks in our catalog.
Catching up on Galactic Shield
This is book 4. Books 1 to 3 run 30.2 hours before it; books 1 to 4 run 40.3 hours in all.
| Book | Title | Length |
|---|---|---|
| 1 | Galactic Shield | 9.9 hrs |
| 2 | Star Chaser | 10.3 hrs |
| 3 | Star Defender | 10 hrs |
| 4 | Star Keeper | 10.1 hrs |
More narrated by Mark Boyett
Mark Boyett narrates 51 unabridged audiobooks in our catalog, 600 hours in all.
- The Science Fiction Hall of Fame, Vol. 1, 1929–1964: The Greatest Science Fiction Stories of All Time Chosen by the Members of the Science Fiction Writers of America
- Freak Kingdom: Hunter S. Thompson's Manic Ten-Year Crusade Against American Fascism
- Kangaroo Squadron: American Courage in the Darkest Days of World War II
- Warship: Black Fleet Trilogy, Book 1
- The Science Fiction Hall of Fame, Vol. 2-A: The Greatest Science Fiction Novellas of All Time Chosen by the Members of The Science Fiction Writers of America
About as long, on the Science Fiction shelf
2,156 Science Fiction audiobooks in our catalog run within 10% of this length. The most popular on the store:
- And Then She Vanished
- Dark Matter
- Star Wars: The Old Republic - Legends: Revan
- Star Wars Legends: Darth Bane Trilogy: Rule of Two
- Star Wars Legends: Darth Bane Trilogy: Dynasty of Evil
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
Star Keeper is book 4 of Scott Moon's Galactic Shield series: a 10.1-hour unabridged recording, read by Mark Boyett, released March 7, 2025, on the Science Fiction and Space Opera shelves.
The listen at a glance
- Length
- 10.1 hrs
- Narrated by
- Mark Boyett
- Released
- March 7, 2025
- Format
- Unabridged audiobook
- Language
- English
- Store shelves
- Science Fiction, Space Opera
- Series
- Galactic Shield #4
- ISBN
- 9798347732739
How to listen to Star Keeper 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 Star Keeper audiobook?
Star Keeper runs 10.1 hours unabridged. At 1.5× speed that drops to roughly 6.7 hours.
Is the Star Keeper audiobook free?
Yes, for new listeners: the trial starts you with three free audiobooks.
Who narrates Star Keeper?
Star Keeper is narrated by Mark Boyett.
Is Star Keeper worth listening to at 1.5× speed?
At 1.5× you'd finish in about 6.7 hours, saving 3.4 hours.