The Stone Sky (The Broken Earth, #3)

The Stone Sky is a 2017 science fantasy novel by American writer N. K. Jemisin. It was awarded the Hugo Award for Best Novel, the Nebula Award for Best Novel, and the Locus Award for Best Fantasy Novel in 2018. Reviews of the book upon its release were highly positive. It is the third volume in the Broken Earth series, following The Fifth Season and The Obelisk Gate, both of which also won the Hugo Award.