Earth has its glorious ONE Moon, but Mars has TWO. They are small, unusually shaped, but could be our jump-off place for landing humans on Mars. They hold many questions… are they captured asteroids? Are they chunks of Mars that were blasted off? Are they from the outer parts of the solar system?
Take a closer look at these fascinating moons: http://www.space.com/20413-phobos-deimos-mars-moons.html