Space

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Across
  1. 1. The subject of twinkle twinkle little star
  2. 3. Where all the planets are
  3. 6. Biggest planet
  4. 7. People not from earth
  5. 10. A galaxy
  6. 11. Dwarf planet
  7. 12. Without it, we can't live
Down
  1. 2. Without it, humans can't land on the moon.
  2. 4. People say they killed dinosaurs
  3. 5. The reason we're standing
  4. 8. What we are living on
  5. 9. Hot fireball
  6. 10. What Galileo Galilei landed on