“A crowd-pleaser on the grandest scale.”—The Boston Globe

“An engaging space odyssey.”—The New York Times Book Review (Editors’ Choice)

“Dazzling.”—Vulture

“Funny, well plotted, and full of surprises.”—The Guardian

“A joy to read.”—Locus

“The ultimate page-turner.”—Daily Mail

“Weir spins a space yarn in a way only he can. Fans of his earlier works won’t be disappointed.”—Newsweek

“Andy Weir proves once again that he is a singular talent. Project Hail Mary is so fascinating and propulsive that it’s downright addictive. From the first page as Ryland wakes up not knowing who or where he is, I was hooked.”—Taylor Jenkins Reid, New York Times bestselling author of Daisy Jones & The Six

“Reading Project Hail Mary is like going on a field trip to outer space with the best science teacher you’ve ever had—and your class assignment is to save the world. This is one of the most original, compelling, and fun voyages I’ve ever taken.”—Ernest Cline, #1 New York Times bestselling author of Ready Player One

“Two worlds in peril, a competent (but flawed and human) man, a competent alien, unending scientific puzzles to unravel, with humanity itself at risk, this one has everything fans of old school SF (like me) love. If you like a lot of science in your science fiction, Andy Weir is the writer for you.”—George R. R. Martin, New York Times bestselling author of A Game of Thrones

“I loved The Martian, but I actually find Project Hail Mary to be Mr. Weir’s finest work to date. It’s somehow both exciting, yet also personal. I’m constantly amazed by how well Mr. Weir continues to write wonderfully accessible science fiction without compromising either the science or the fiction.”—Brandon Sanderson, New York Times bestselling author of the Stormlight Archive series

“Brilliantly funny and enjoyable . . . one of the most plausible science fiction books I’ve ever read.”—Tim Peake, ESA astronaut and internationally bestselling author of Limitless

“Thrilling doesn’t even begin to describe Project Hail Mary, which is undisputedly the best book I’ve read in a very, very long time . . . I cheered, I laughed (a lot), I cried, and when the twist arrived and the book revealed its true target, my jaw hit the floor. Mark my words: Project Hail Mary is destined to become a classic.”—Blake Crouch, New York Times bestselling author of Recursion and Dark Matter

“Readers may find themselves consuming this emotionally intense and thematically profound novel in one stay-up-all-night-until-your-eyes-bleed sitting. An unforgettable story of survival and the power of friendship—nothing short of a science fiction masterwork.”—Kirkus Reviews (starred review)