Space.com movie: "The Earth's Moon" [08'57"]
     Primarily material with high vaporization temperatures
     Formed from material vaporized by large impact event
     [Skip discussion on Earth's tides]
     Near vs. far side:
          What are differences? (Maria, high/lowlands, craters, etc.)
          What causes these features?
          Why are these sides so different? (Cf. text)
     [06'01" = What's wrong?]
     [Skip possibility of polar ice; implications for exploration] 
     [Narrator's gushy/sentimental conclusion]