In Project Hail Mary, toward the end, Ryland Grace tries to save Rocky by finding a way to help Rocky's home star system, which is also being affected by the Astrophage problem threatening its sun. Grace works on a solution that involves using his scientific knowledge to stop the Astrophage from consuming the star’s…
This involves collaboration between Grace and Rocky, using their combined scientific understanding and resources aboard the spaceship to develop a fix that can be applied to Rocky’s star system.
Sources
Recapy curated
Tap to read source excerpt