The Books Insiderindependent audiobook data
Forces from the Federation by Ron Goulart, Alex Raymond

Forces from the Federation: Audiobook

Book 4 of the Flash Gordon series

According to The Books Insider's catalog data, the Forces from the Federation audiobook runs 3.8 hours unabridged, narrated by Johnny Heller (about 2.6 hours at 1.5× playback speed).

3.8listening hrs
Science Fictionstore shelf
2020released
Free for new listeners

The instrument When will you finish it?

Based on 3.8 hours of listening.

Days to finish Forces from the Federation at common listening paces
Your paceYou'll finish in
30 min / day8 days
1 hour / day4 days
2 hours / day2 days
1 hour / day at 1.5×3 days

Part of The Audiobook Finish-Time Calculator: the same instrument for any audiobook we measure.

What our data says

  • At 3.8 hours, it is shorter than 81% of the 13,269 Science Fiction audiobooks in our catalog.

About as long, on the Science Fiction shelf

358 Science Fiction audiobooks in our catalog run within 10% of this length. The most popular on the store:

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

Forces from the Federation is book 4 of Ron Goulart's Flash Gordon series: a 3.8-hour unabridged recording, read by Johnny Heller, released May 12, 2020, on the Science Fiction shelf.

The listen at a glance

Length
3.8 hrs
Narrated by
Johnny Heller
Released
May 12, 2020
Format
Unabridged audiobook
Language
English
Store shelves
Science Fiction
Series
Flash Gordon #4
ISBN
9781645551638

How to listen to Forces from the Federation free

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Separately, the store's catalog carries more than 10,000 audiobooks that are always free to stream.

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Questions listeners ask

How long is the Forces from the Federation audiobook?

Forces from the Federation runs 3.8 hours unabridged. At 1.5× speed that drops to roughly 2.6 hours.

Is the Forces from the Federation audiobook free?

Yes, for new listeners: the trial starts you with three free audiobooks.

Who narrates Forces from the Federation?

Forces from the Federation is narrated by Johnny Heller.