mars mars dust globe includes an instruction booklet celestial desktop timekeepers brass-dipped working reproductions of 16th and 17th century astronomical clocks indicate time via alignment with the sun or floating moon desk lamp comes with a ceramic pen and star chart booklet canis majo edding stargazer constellation tracking mug mark your nighttime sky sightings on candelaria reymundo and greg waloszczyk's mug to add star power to your mornings