Project Hail Mary is a work of fiction. Names, characters, places, and incidents are the products of the author’s imagination or are used fictitiously. Any resemblance to actual events, locales, or persons, living or dead, is entirely coincidental.

Copyright © 2021 by Andy Weir

Rocket diagrams copyright © 2021 by David Lindroth Inc.

All rights reserved.

Published in the United States by Ballantine Books, an imprint of Random House, a division of Penguin Random House LLC, New York.

Ballantine and the House colophon are registered trademarks of Penguin Random House LLC.

Library of Congress Cataloging-in-Publication Data

Names: Weir, Andy, author.

Title: Project Hail Mary: a novel / Andy Weir.

Description: First edition. | New York: Ballantine Books, [2021]

Identifiers: LCCN 2020015821 (print) | LCCN 2020015822 (ebook) | ISBN 9780593135204 (hardback; acid-free paper) | ISBN 9780593135211 (ebook); international edition: ISBN 978059335527-5

Subjects: GSAFD: Science fiction.

Classification: LCC PS3623.E4324494 P76 2021 (print) | LCC PS3623.E4324494 (ebook) | DDC 813/.6—dc23

LC record available at https://lccn.loc.gov/2020015821

LC ebook record available at https://lccn.loc.gov/2020015822

Ebook ISBN 9780593135211

Title page image: iStock/Roman Kulinskiy

randomhousebooks.com

Book design by Caroline Cunningham, adapted for ebook

Cover design: Will Staehle

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