Rebecca Yarros is working on the 4th 'Empyrean' novel. Here's everything the 'Fourth Wing' author has said about the book so far

Over a year after Rebecca Yarros released "Onyx Storm," readers are eagerly looking forward to the next book in the "Fourth ...
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'Fourth Wing' Book 4 Update: Rebecca Yarros Has Officially Started The Next Installment

BookTok fans, this isn't a drill: Rebecca Yarros has started working on Fourth Wing book 4! A couple weeks ago (on January 23, 2026, to be specific), Yarros shared that she was getting close to ...