I'm a librarian who loves anime, manga, and reading a wide variety of genres.
Huh. I hadn't realized that NASA had a Planetary Protection Officer. Catharine Conley's job is to prevent biological contamination of other planets and Earth during interplanetary missions. This part of the book is about concerns that Curiosity's drill bits hadn't been properly re-sterilized - not a mission-ending problem, but the reason why Curiosity isn't permitted to drill rocks that may contain ice.