One Giant Leap

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Across
  1. 7. to save or use carefully
  2. 8. the outside covering of something
  3. 9. finding the way from place to place
  4. 11. of or from a long time ago
  5. 12. of great value or high price
Down
  1. 1. a quick look
  2. 2. very complicated, detailed
  3. 3. lasting or continuing for a very long time
  4. 4. unfriendly or scary looking
  5. 5. easily broken, delicate
  6. 6. to move downward
  7. 10. a feeling of discomfort or nervousness