Space Shuttles

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Across
  1. 4. First shuttle to fly in space.
  2. 6. How many missions did Challanger do successfully?
  3. 8. What was the first space shuttle’s name?
  4. 9. What month did Challanger make its first flight in?
Down
  1. 1. Endeavour was built as a replacement for which space shuttle?
  2. 2. What telescope did Discovery deliver?
  3. 3. The first space shuttle was not used for what?
  4. 5. What did Columbia do 4808 times?
  5. 7. Atlantis he the fewest number of technical _____?