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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)

About the Empyrean Book 4 Countdown

This countdown tracks the anticipated release of the fourth book in Rebecca Yarros's bestselling Empyrean series, the dragon-rider fantasy set at Basgiath War College. No official release date has been announced, so the target shown is a community estimate based on the series' release cadence.

The Empyrean series has become one of the biggest fantasy publishing phenomena in recent years, following Violet Sorrengail and Xaden Riorson through a war college training dragon riders to fight the venin.

Empyrean fans use this countdown to track anticipation while waiting for Entangled Publishing's official announcement.

A Series That Grew Into a Phenomenon

Fourth Wing became a viral publishing sensation after its 2023 release, propelled by widespread BookTok attention, with Iron Flame and Onyx Storm following in quick succession to continue the story. Each installment has expanded the scope of the conflict between Navarre and the venin while deepening the central romance between Violet and Xaden.

With three books released at a rapid pace, fan anticipation for the fourth installment remains extremely high, even without a confirmed title or release date.

How to Use This Countdown

  • Fan community engagement: Share this countdown with fellow Empyrean readers.
  • Release tracking: Bookmark this page to watch for official announcement updates.
  • Reread planning: Time a series reread to finish before the new book arrives.
  • Book club discussions: Use the countdown as a conversation starter with fellow readers.

The Empyrean Series So Far

Fourth Wing
May 2023

The book that launched the phenomenon.

Iron Flame
November 2023

Continued Violet and Xaden's story at Basgiath.

Onyx Storm
January 2025

The most recent installment released so far.

Frequently Asked Questions
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.
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.
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.