A Galaxy of Fun Facts

1234567891011121314
Across
  1. 4. measured at 186,000 miles per second
  2. 5. this star's light opened the Chicago World's Fair
  3. 9. one giant land mass
  4. 10. he created the Theory of Relativity
  5. 11. it would take 356,908,917,036 years to get here
  6. 13. thought up the Theory of Gravitation
  7. 14. one day here is equal to 58 days and 15 hours on Earth
Down
  1. 1. first space craft to successfully land on another planet
  2. 2. he took most of the pictures on the moon
  3. 3. this planet spins on its side
  4. 6. a Hungarian astronomer who has a moon crater named after him
  5. 7. the largest known star
  6. 8. this planet rotates backwards
  7. 12. cost a total of $1.7 billion dollars to build