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The Shackleton Signal

In the eternal darkness of the moon, something is calling. When NASA's Sentinel I satellite detects an impossible reflection and a mysterious signal from Shackleton Crater, the world is thrown into chaos.

About The Shackleton Signal

In the eternal darkness of the moon, something is calling. When NASA's Sentinel I satellite detects an impossible reflection and a mysterious signal from Shackleton Crater, the world is thrown into chaos. The discovery points to one chilling truth: an alien artifact lies hidden beneath the lunar surface—and it wants to be found. As China scrambles to exploit the revelation, a new moon race ignites, pushing humanity to the brink. Thrust into the center of the storm, NASA astronaut Charlie Reid must navigate a volatile mission where science, survival, and military might collide. With the fate of humanity hanging in the balance, the question remains: what will they find—and will we survive it? The race for the future has begun. And the prize may cost us everything.

Description via Apple Books · source.

Where to listen & where it's available

The Shackleton Signal is available as an audiobook on Spotify and Apple Books. You can also check Audible and Amazon for other editions.

Spotify Confirmed audiobook · narrated by Gary Tiedemann · Unabridged edition Open on Spotify ▸
Apple Books Confirmed audiobook Open on Apple Books ▸

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The Shackleton Signal — frequently asked

Is The Shackleton Signal on Spotify?
Yes — we've confirmed The Shackleton Signal as an audiobook on Spotify. Open it from the links on this page.
Is The Shackleton Signal on Apple Books?
Yes — The Shackleton Signal is available as an audiobook on Apple Books.
Who wrote The Shackleton Signal?
The Shackleton Signal is by Joshua T. Calvert.
Where can I buy the The Shackleton Signal audiobook?
Audible and Amazon both carry audiobooks; use the retailer links on this page to go straight to The Shackleton Signal. For print copies, compare Bookshop.org, Barnes & Noble, and Books-A-Million.

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