Mercury

In this accessible guide, readers discover Mercury's orbit, extreme temperatures, rocky surface, and composition, learning how the planet's dense core sets it apart from other worlds. The book explains the leading theories about Mercury's formation, showing how clues from its scarred landscape help scientists piece together its history. A major focus is the 1974 1975 Mariner 10 mission, which captured the first close-up images of the planet and changed our understanding of its geology. Coauthor Kit Moser helps break down these complex ideas for young audiences, making planetary science approachable.