Start with high-confidence space & astronauts books, then narrow by subgenre or adjacent topics.
We Dream of Space
Erin Entrada Kelly
See You in the Cosmos
Jack Cheng
Journey to the Moon #1
Cathy Hapka, Ellen Vandenberg
Astronaut Sisters
Julie Fortenberry
There Was an Old Astronaut Who Swallowed the Moon!
Lucille Colandro
Snoopy: First Beagle in Space
Charles M. Schulz
The Astronomically Grand Plan
Rie Neal
