Printed with special luminescent ink, 365 glow-in-the-dark moons let you track the phases of the moon throughout the year. Expert captions describe features of the lunar surface, local cosmic phenomena such as eclipses and occultations, and our moon's special relationship to the Earth and other celestial bodies.

• Moon phases in glow-in-the-dark ink
• Bonus spread for September–December 2025
• Generous grids for adding appointments and reminders
• Major official world holidays
• Opens to 12 inches x 24 inches