The Quadrail Series Books 1–3: Night Train to Rigel, The Third Lynx, and Odd Girl Out

The Quadrail Series Books 1–3: Night Train to Rigel, The Third Lynx, and Odd Girl Out

by Timothy Zahn

4.3 (317)

4.3 stars from 317 reviews


$2.99Deal88% off peak

Last checked: Jun 27, 2026

Price history: $2.99 $23.99

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Fans of these authors will like this...

  • James S.A. Corey
  • John Scalzi
  • Alastair Reynolds

Fans of these books will like this...

  • The Expanse series
  • Old Man's War
  • Revelation Space

Perfect for you if...

  • You enjoy intricate science fiction plots with multiple layers of conspiracy and political intrigue that unfold across three books.
  • You appreciate morally grey protagonists who are forced into dangerous situations and must navigate complex alien politics.
  • You like hard sci-fi with detailed world-building that treats alien species as genuinely alien rather than human with makeup.

Maybe not for you if...

  • You prefer character-driven literary science fiction over plot-heavy adventure and problem-solving narratives.
  • You find complex multi-book overarching mysteries frustrating and prefer standalones with definitive endings.
  • You want romance to be central to the story rather than a subplot alongside espionage and intergalactic politics.

About this book

Three science fiction novels featuring nonstop action across the Quadrail, a transportation system connecting twelve inhabited galactic empires. The Quadrail enables exchange between diverse alien species and cultures, though it can also be used to orchestrate subjugation. Night Train to Rigel follows Frank Compton, a former Western Allied Intelligence operative seeking to avoid involvement in galactic conflicts. The robotic alien Spiders who maintain the Quadrail recruit him for work despite his reluctance. The Third Lynx finds Compton recovering from his previous mission and traveling with his half-human partner Bayta. When a human passenger is killed while discussing alien artifacts, Compton discovers a conspiracy threatening the entire galaxy. Odd Girl Out takes Compton to Earth, where he encounters a woman asking him to rescue her ten-year-old sister. After being accused of the woman's murder, he travels to New Tigris to find the girl, where he faces the mind-enslaving Mohdri. This collection contains the first three books in the Quadrail series.

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Price History

Kindle price over time. Green zones = periods when the book was free.

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Free$11.99$23.99Mar '21Sep '23Dec '24Jun '26
$2.99$23.99

Currently on sale at $2.99 — 88% off peak. Price has dropped 29 times over the last 5 years. Goes on sale roughly every 67 days. Typically stays discounted for 9 days.

Sales Rank

Amazon sales rank: lower number = better selling book. #1 is the bestseller.

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#4,294#366,869#729,444May '18Jun '23Feb '24Apr '26

Currently around #13K in the Kindle store — a steady mid-list seller.

Rating & Reviews

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3.5★4.3★5.0★May '23Mar '24Nov '24Apr '26RatingReviews

Currently 4.3★ from 317 reviews

Gaining approximately 1 new review per month. Rating has remained stable at 4.3 over the tracking period.

Sale Prediction

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Free$11.99$23.99Mar '21Sep '23Dec '24Jun '26PredictedJun '26

Actual Predicted

This book is currently discounted at $2.99. It typically returns to around $23.99.

Prices shown in USD from Amazon US. We continuously pull new data to improve tracking. If dates look old, it usually means there has been no significant change since the last data point.

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Timothy Zahn

1 book on Vagrant Press

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