Martin finished reading Leviathan Falls by James S.A. Corey (The Expanse, #9)
Leviathan Falls is a science fiction novel by James S. A. Corey, the pen name …
The final book in the series. It's tense throughout, but ends in a very satisfying way. I really enjoyed the series, but I'm almost glad to be done with it. I may go back and read all the extra short stories and novellas.