SPACE TRAVEL

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Across
  1. 3. when this is happening it affects visibility
  2. 4. to travel
  3. 6. a vehicle used for space travel.
  4. 7. Is the 3rd planet from the sun
Down
  1. 1. Neil Armstrong was the 1st ____ who walked on the moon
  2. 2. The space has more than 40 thousand billion black _____s
  3. 5. More than a thousand people ____ Cuzco everyday
  4. 8. used typically as a firework or signal