The moon. Check out some of these names for full moons: Autumn moon, Harvest Moon, Blue Moon, Blood Moon, Wolf Moon, Cheshire Moon, Pink Moon, and Buck Moon.
Every full moon has a story.
Keep your globe out of direct sunlight. Sunlight shining through the water is a magnifier and can cause a fire.
Sunlight can also cause the water to discolor.
Dust with a soft cloth; glass cleaner is fine on the globe.