moon

Moon is a perfect resource to help you learn about the moon. Moon constantly updates a panel of information that tells you everything you want to know about the moon.

Moon also allows you to research information about the moon at any date in past or in the future. You could look up what the lunar phase will be on, say, your birthday in 10 years.
With Moon you can also schedule notifications for full or new moons so you will always be ready to handle the mysterious things that happen during full moons.