
Mary Robinette Kowal returns to Mars in this latest entry to the Hugo and Nebula Award-winning Lady Astronaut series.
"Kowal masters both science and historical accuracy in this alternate history adventure."--Andy Weir, author of The Martian, on The Calculating StarsPraise for The Relentless Moon
"Kowal effortlessly blends espionage, spacefaring adventure, and social fiction. . . . This is hard science fiction at its most emotional, intimate, and insightful."--Publishers Weekly (starred review)