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Empyrean Book 4 Release Countdown — The Empyrean Series by Rebecca Yarros

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Empyrean Book 4 Release Countdown — The Empyrean Series by Rebecca Yarros
Count down to the release of the fourth book in Rebecca Yarros' bestselling Empyrean series — the dragon-rider fantasy set at Basgiath War College.

Please note: No official release date for Empyrean Book 4 has been announced by Rebecca Yarros or Entangled Publishing as of early 2026. This countdown is based on community estimates and the approximate release cadence of the series. The date shown will be updated as soon as an official announcement is made.

The Empyrean series follows Violet Sorrengail, a dragon-rider at the elite and deadly Basgiath War College in the kingdom of Navarre. The series began with Fourth Wing (2023), continued with Iron Flame (2023) and Onyx Storm (2025), and the fourth book is expected to continue the escalating conflict between the riders, the venin, and the secrets Violet and Xaden are still uncovering about the true nature of their world. While you wait, catch up with Onyx Storm — the third book in the series — linked below.

Buy Onyx Storm (Book 3)

Frequently Asked Questions
Has an official release date for Empyrean Book 4 been announced? +
No. As of early 2026, Rebecca Yarros and Entangled Publishing have not announced an official release date or title for the fourth Empyrean book. The April 2027 date shown on this countdown is a community estimate based on the series' release cadence. This page will be updated immediately when an official announcement is made.
What are the previous books in the Empyrean series? +
The series currently has three books: Fourth Wing (May 2023), Iron Flame (November 2023), and Onyx Storm (January 2025). A fourth and fifth book are planned to complete the series. You can catch up with Onyx Storm using the link on this page.
Where can I buy Onyx Storm while I wait? +
Onyx Storm is available now from all major booksellers. Use the "Buy Onyx Storm (Book 3)" link on this page to order it on Amazon. It is also available as an ebook and audiobook on Kindle, Audible, Kobo, and other platforms.
Will this countdown be updated when a release date is announced? +
Yes. As soon as Rebecca Yarros or Entangled Publishing make an official release date announcement, the countdown target will be updated to the confirmed date. Follow Rebecca Yarros on social media or sign up for Entangled Publishing's newsletter to be notified of official announcements.
What is the fourth Empyrean book about? +
No plot details have been officially revealed. The fourth book is expected to continue the story of Violet Sorrengail and Xaden Riorson following the events of Onyx Storm, deepening the conflict with the venin and the secrets about Navarre's history. The series has escalated dramatically with each instalment and the fourth book is expected to continue that trend.