Because the majority of Jupiter's volume is its dense gaseous atmosphere, the planet has a "striped" appearance, the various latitudes appearing gray, brown and orange. Clouds circle the planet at very high speeds, up to 360 km/hr, and white "storms" spin off intermittently. The largest of these storms is a long-lived "red spot" as big … Read more

The Moon is actually round, the half that's lit is facing the Sun, while the other half is facing space.