Also known as: プロジェクト・ヘイル・メアリー, ProjectHailMary, プロジェクトヘイルメアリー, プロヘメ
A science fiction novel written by Andy Weir. Adapted into a film starring Ryan Gosling in 2026.
The human Ryland Grace and the Eridian "Rocky (Project Hail Mary)" unexpectedly meet while trying to save their worlds from the same threat: the astrophage (a sun-eating microorganism).