BOOK SERIES

The 6th Extinction

4 main books

Books in the series

Books in reading order

First Impact#1 · 2025

Existential Threat#2 · 2025

Critical Mass#3 · 2025

The 6th Extinction Book 4#4 · 2027Upcoming10.0/101 anticipation rating

SERIES PUBLICATIONS

Publication timeline

Main-series books by publication year. Unconfirmed TBA dates are excluded.

2025–20274 dated main books