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Where to Start with James S.A. Corey: A Reading Guide

Where to start with James S.A. Corey — how to approach Leviathan Wakes, the first Expanse novel and the best entry point into the most politically sophisticated science fiction series of the century. A complete reading guide.

By Clara Whitmore

James S.A. Corey is the pen name of Daniel Abraham and Ty Franck, who co-write The Expanse series from Albuquerque, New Mexico. Abraham is an established novelist in his own right; Franck was George R.R. Martin’s assistant before beginning the collaboration. Leviathan Wakes (2011) was their first co-authored novel and was nominated for the Hugo Award for Best Novel. The nine-book series has sold millions of copies and was adapted into one of the most praised science fiction television series of the past decade, running on Syfy and then Amazon Prime Video.


Where to Start: Leviathan Wakes (2011)

The essential James S.A. Corey — and the best hard science fiction thriller published in the twenty-first century. Leviathan Wakes opens on two storylines: Miller, a Belter detective on Ceres Station in the asteroid belt, is hired to find Julie Mao, a rich girl who has gone native with the wrong people; and Holden, the executive officer of the ice-hauler Canterbury, responds to a distress call that turns his life into a war crime and a geopolitical incident simultaneously. The two narratives converge midway through the novel when both characters find themselves at the centre of the same impossible discovery.

The world of The Expanse is the series’ most important achievement. The solar system is colonised but politically fractured: Earth is overpopulated and politically calcified, the seat of the United Nations and the home of eight billion people who have not had to fight for anything in generations. Mars is a military power — a planet whose entire national identity is the centuries-long terraforming project, which has made Martians tougher, more disciplined, and more willing to die for something than their Earth counterparts. The Belt — the asteroid belt and the moons of the outer planets — is the working class, doing the physical labour of mining and transport while developing its own culture, its own language (Belter Creole), and its own separatist politics. The three-way tension between these factions is the geopolitical context in which the alien protomolecule appears, and Corey renders it with the credibility of political science rather than the convenience of science fiction.

The protomolecule is science fiction’s best recent alien-contact conceit. It is not a weapon, not a message, and not a threat in any conventional sense — it is something older than the solar system, operating on rules that did not evolve in relationship with human biology. Its effects are horrific not because they are cruel but because they are indifferent: biology repurposed for ends that are not biological. The horror works because Corey maintains it as genuinely alien throughout, never allowing human categories to domesticate it.

The dual POV structure — alternating between Miller’s detective-noir chapters and Holden’s action-thriller chapters — gives the novel two very different tones that gradually converge on the same reality. Miller is world-weary, compromised, and attracted to the idea of Julie Mao in a way that is not healthy; Holden is principled, impulsive, and convinced that transparency is always the right policy. Their collision produces most of the novel’s tension and much of its moral complexity.


Reading James S.A. Corey

Caliban’s War (2012) is the second Expanse novel and introduces two of the series’ finest characters. Chrisjen Avasarala is a senior UN politician — relentlessly intelligent, morally serious, and possessed of a profanity vocabulary that the book deploys for comic and dramatic effect simultaneously — whose perspective on Earth’s internal political debates reframes the events of Leviathan Wakes in retrospect. Bobbie Draper is a Martian marine who survives an attack on Ganymede Station by something that should not exist — a protomolecule-human hybrid — and whose military professionalism and eventual disillusionment provide the novel’s moral centre. Many readers regard Caliban’s War as the point where the series commits fully to its political and human ambitions.

Abaddon’s Gate (2013) and Cibola Burn (2014) continue the series as the protomolecule opens a gateway to other star systems, shifting the scale from solar system politics to something larger. Both are strong novels; the series maintains quality through all nine books, though the first two are the entry point most readers use to judge whether the series is for them.

The Amazon Prime Video adaptation is considered one of the most faithful science fiction adaptations in television history. The first season covers Leviathan Wakes; the second covers Caliban’s War. Watching the show and reading the books simultaneously is a reasonable approach — the novels contain material the show condensed or omitted.


For the full James S.A. Corey bibliography, reviews, and biography, visit the James S.A. Corey author page on Editors Reads.


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Frequently Asked Questions

Where should I start with James S.A. Corey?

Leviathan Wakes (2011) is the essential starting point — the first novel in The Expanse series, a politically sophisticated hard science fiction thriller set in a colonised solar system on the edge of political collapse. A ship captain and a Belter detective converge on a mystery that begins with a missing woman and ends with an alien organism dormant for two billion years. It is the best hard science fiction thriller of the past two decades and the necessary foundation for everything that follows.

What is Leviathan Wakes about?

Leviathan Wakes follows two protagonists: Miller, a Belter detective on Ceres Station hired to find a missing wealthy woman named Julie Mao; and Holden, the executive officer of an ice-hauling ship who responds to a distress call that is actually bait. Their storylines converge when both characters discover the same alien organism — the protomolecule — that has been dormant in the asteroid belt for two billion years and is now being weaponised by a faction willing to risk human extinction. The novel is simultaneously a detective thriller, a political drama, and a first-contact science fiction story.

Do I need to read The Expanse series in order?

Yes — The Expanse is a continuous series and each book follows directly from the previous one. Start with Leviathan Wakes; do not start with Caliban's War (the second book), which assumes the events of Book 1. The series runs nine main novels in total. The first two — Leviathan Wakes and Caliban's War — are the strongest entry points and each corresponds to a season of the Amazon Prime Video adaptation.

What should I read after Leviathan Wakes?

After Leviathan Wakes, continue with Caliban's War (Book 2) — which introduces two of the series' best characters (Martian marine Bobbie Draper and UN politician Chrisjen Avasarala) and deepens the political complexity significantly. The full Expanse series runs to nine novels. For comparable hard science fiction, Andy Weir's The Martian offers similar technical credibility in a shorter, standalone format; Iain M. Banks's Culture novels provide the space opera political intelligence with more literary ambition.

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