"Project Hail Mary" by Andy Weir is a gripping science fiction thriller that follows the story of Ryland Grace, the lone survivor on a critical mission to save Earth from impending disaster.

When Ryland wakes up from a long sleep, he finds himself millions of miles away from home, with no memory of his mission or even his own identity. As his memories slowly return, Ryland discovers that he is on a desperate mission to stop an extinction-level threat to humanity.

Alone on a spacecraft cobbled together from various space agencies, Ryland must find a way to complete his mission and save humanity from certain doom. With the help of an unexpected ally, Ryland faces incredible challenges and embarks on a journey that takes him to the furthest reaches of space.

"Project Hail Mary" is a thrilling blend of scientific mystery, interstellar adventure, and survival, reminiscent of Weir's previous work, "The Martian." It's a story of discovery, perseverance, and the indomitable human spirit, offering readers a thrilling ride through the cosmos.