Moon Plush to space and beyond!

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Across
  1. 4. - an animal, person, or thing adopted by a group as its representative symbol and supposed to bring good luck:
  2. 6. - very attractive or delightful; charming.
  3. 8. - a person engaged in or trained for spaceflight.
  4. 10. - to prepare the preliminary sketch or the plans for (a work to be executed), especially to plan the form and structure
Down
  1. 1. - to rest or remain on the surface of a liquid; be buoyant
  2. 2. - expensively or showily luxurious
  3. 3. - of much or great significance or consequence
  4. 5. - anything that is visible or tangible and is relatively stable in form
  5. 7. - the distance between the tip of the thumb and the tip of the little finger when the hand is fully extended
  6. 9. Gravity - the condition in which the apparent effect of gravity is zero