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Impact: Outer Earth Trilogy Audiobook

Impact by Rob Boffard is the explosive conclusion to the Outer Earth trilogy, following Riley Hale as a space mission goes wrong and she is stranded in a dangerous wilderness on a supposedly uninhabitable Earth. This unabridged English audiobook is narrated by Sarah Borges and runs 13 hours and 44 minutes.

At a glance

  • Billed as the concluding installment of the Outer Earth trilogy.
  • The story follows Riley Hale after a failed re-entry leaves her separated from her companions on Earth.
  • Unabridged narration by Sarah Borges.
Price
$4.99Save 83.49%

Reference price: $30.23

Price checked: Nov 12, 2026

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Pros and cons

Pros

  • A clearly stated full-length runtime helps audiobook listeners plan their listening.
  • The plot description sets up a survival-focused science-fiction thriller with spaceflight and post-apocalyptic elements.

Technical specifications

8 specifications
Audiobook
FormatAudiobook
VersionUnabridged
Listening length13 hours and 44 minutes
LanguageEnglish
NarratorSarah Borges
Publication
AuthorRob Boffard
PublisherOrbit
Publication dateAugust 30, 2016

Who is it for?

A good fit for

  • Listeners who have followed the first two Outer Earth novels and want the trilogy's conclusion.
  • Fans of space-set science-fiction thrillers and survival plots.

Less suited to

  • Listeners looking for a standalone story, since the listing identifies this as the trilogy's conclusion.

Customer reviews on Amazon

4.4 / 5 · 19 ratings
  • 5 stars57%57%
  • 4 stars32%32%
  • 3 stars11%11%
  • 2 stars0%0%
  • 1 star0%0%

Aggregate customer ratings are mostly in the four- and five-star categories, with some three-star ratings. This offers a cautiously favorable overall signal, but without review comments it does not reveal what listeners liked or found wanting. The modest rating sample is not enough to establish a broader consensus.

Frequently asked questions

Is Impact a standalone audiobook?

The listing describes it as the conclusion to the Outer Earth trilogy, so it is positioned as a series finale rather than a standalone.

Who wrote and narrates Impact?

The listing names Rob Boffard as the author and Sarah Borges as the narrator.

How long is the audiobook?

The listed listening length is 13 hours and 44 minutes.

Is this an abridged version?

The listing identifies the version as unabridged.

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