If You Decide to Go to the Moon, written by Faith McNulty and illustrated by Steven Kellogg, is a science fiction picture book that takes readers on an imaginary journey to the moon. The book provides a detailed and informative guide, offering advice on what to pack, how to get there, and what to expect on the lunar surface. With its whimsical illustrations and informative text, this book sparks curiosity and encourages children to dream big about space exploration.