Gunn and Salvo Books in Order
Part ofJoshua James Books in OrderSee the Gunn and Salvo books by Joshua James in order, with short summaries, series background, and an easy starting point for this bounty-hunter saga.
Last updated: July 4, 2026
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Gunn and Salvo books in publication order
8 books
Bygone Star
by Joshua James
2021
An increasingly unstable mod is on Gunn and Salvo's trail, and the galaxy is not getting any safer. The bounty hunters have to keep moving even as the larger conspiracy starts snapping into focus.
Calypso End
by Joshua James
2021
While Gunn and Salvo try to learn more about the mystery wrapped around them, the chase keeps tightening. Every clue points to bigger danger, and every step forward seems to cost them something.
Friendly Fire
by Joshua James
2021
Things go from bad to worse for Gunn and Salvo when Ren is trapped in Grey's ship and help comes from a dubious old friend. With a contract on their heads, every reunion brings fresh trouble.
Galaxy Run
by Joshua James
2021
A supposedly simple job throws bounty hunters Gunn and Salvo into a mystery far larger than their usual work. To stay alive, they have to outrun enemies, bad luck, and the truth closing in behind them.
Infinite Grey
by Joshua James
2021
Gunn and Salvo are running out of safe choices and safe places. As the hunt around them tightens, survival starts demanding harder sacrifices than either of them wants to make.
Outward Sky
by Joshua James
2021
For Uma Salvo, hope is in short supply as the pressure on the crew keeps mounting. The fight to stay alive turns into a fight to hold onto purpose at all.
Beyond Sol
by Joshua James
2023
The Gunn and Salvo saga reaches its final showdown as the mystery around them finally comes due. To survive the endgame, the bounty hunters have to go further and risk more than ever before.
Starlit Path
by Joshua James
2023
Gunn and Salvo are still hunted, still outnumbered, and still too tangled in the larger mystery to walk away. Another dangerous run through hostile space forces the bounty hunters to bet on nerve, speed, and each other.
Gunn and Salvo books in chronological order

Galaxy Run
by Joshua James
2021Gunn and Salvo, Book 1
Friendly Fire
by Joshua James
2021Gunn and Salvo, Book 2
Calypso End
by Joshua James
2021Gunn and Salvo, Book 3
Bygone Star
by Joshua James
2021Gunn and Salvo, Book 4
Infinite Grey
by Joshua James
2021Gunn and Salvo, Book 5
Outward Sky
by Joshua James
2021Gunn and Salvo, Book 6
Starlit Path
by Joshua James
2023Gunn and Salvo, Book 7
Beyond Sol
by Joshua James
2023Gunn and Salvo, Book 8
Series background & context
Gunn and Salvo is built around a simple hook that works really well, two deep-space bounty hunters who are competent enough to stay alive, reckless enough to keep getting into trouble, and stubborn enough to chase answers when a smart person would run. Gunn and Salvo work the rougher edges of a far-future galaxy where jobs go bad fast and every payday seems tied to someone else's secret.
That is the fun of it.
The series starts as a scrappy space-opera chase, but it does not stay small for long. A supposedly routine score turns into something stranger and much more dangerous, especially once other crews, old associates, modified killers, and powerful interests start circling the same mystery. Gunn and Salvo are not grand heroes in shining armor. They are survivors. They bluff, bicker, improvise, and keep moving because staying still usually gets people shot.
The setting matters here. This is not the polished center of a well-run civilization. It is a looser, dirtier corner of space full of bounty contracts, criminal networks, drifting stations, patched-up ships, and people who live one bad call away from disaster. That gives the books a restless energy. Every stop feels like it could become a trap, a deal, or a firefight.
Across the series, the ongoing tension comes from a widening conspiracy and the pressure it puts on the partnership at the center. Gunn and Salvo keep trying to solve the immediate problem in front of them, but the scale keeps growing. That is where the books find their momentum. The heroes are always one step behind the full picture, yet they are too involved to back out.
The tone is pulpy, funny in the dry and battered way, and very easy to sink into if you like fast-moving space adventure. Expect banter, narrow escapes, found-family energy, and a lot of moments where a pair of hard-used professionals realize the galaxy has once again become far more complicated than it had any right to be.
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