Imperial Radch Books in Order

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The Imperial Radch series, written by Ann Leckie, is a science-fiction saga set in a vast galactic empire where a former starship AI now exists in a single human body, seeking justice and navigating complex political and personal conflicts. The stories explore themes of identity, loyalty, and empire through the perspective of Breq, a soldier who once controlled thousands of minds but now struggles with her humanity. The series is set across various locations, including space stations and planetary outposts, and centers on Breq's mission to protect those connected to her past.

Publication order

In the order the books were originally released.

  1. Cover of Ancillary Justice

    Ancillary Justice

    2013 · Ann Leckie

    A 2013 novel by Ann Leckie in which the soldier Breq, on a remote icy planet, nears completion of her quest. Once the Justice of Toren, a colossal…

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  2. Cover of Ancillary Sword

    Ancillary Sword

    2014 · Ann Leckie

    Breq is a former warship who now exists in a single body, serving the emperor after once controlling thousands of minds. She is given a new ship and…

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  3. Cover of Ancillary Mercy

    Ancillary Mercy

    2015 · Ann Leckie

    Breq, a soldier who once was a warship, faces new challenges when a search in the slums of Athoek Station uncovers someone who should not exist. A…

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Companion & related books

Related titles and editions that sit outside the main numbered order.

Frequently asked questions

What order should I read the Imperial Radch books in?

Read them in publication order, starting with “Ancillary Justice”. Start with “Ancillary Justice.”

How many books are in the Imperial Radch series?

We list 5 books by Ann Leckie , published between 2013–2015.

Where can I buy the Imperial Radch books?

Each title above links to Amazon. See our affiliate disclosure.

Reading order compiled from author/publisher guidance and verified bibliographic data. Spotted a wrong order, a missing book, or any other mistake? and we'll correct it.