14 Fun Facts About the Moons of Mars
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Mars has two of the oldest objects in the solar system orbiting it. These moons are small, dark and covered in craters. Phobos is the darkest moon in our solar system, and, until recently, Deimos was the smallest known moon in our solar system.
While they may have the same origin, they will have vastly different fates.
Do you know:
How large is Phobos' largest crater?
What are synchronous orbits?
Where do Phobos and Deimos get their color?
What will eventually happen to Phobos and Deimos?
Find out...






















