When you look at the sky, you can often see the Earth's moon. Other planets in our Solar System also have moons. Look carefully at the Moon Count graph below. Can you use it to answer questions about Solar System planets and their moons?
The StarChild site is a service of the High Energy Astrophysics Science Archive Research Center (HEASARC), Dr. Alan Smale (Director), within the Astrophysics Science Division (ASD) at NASA/ GSFC.
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