Project Hail Mary - Der Astronaut (in OmdU)

When Ryland Grace awakens, he discovers he is completely alone. He appears to be the sole survivor of a space mission, millions of kilometers from home, on a journey to the Tau Ceti star system. But what awaits him there? And why are all the other crew members dead? Gradually, Grace realizes that not only the mission, but the future of the entire population of Earth depends on his survival.