Earth In Space

1234567891011121314
Across
  1. 2. What is the 5th phase of the moons cycle?
  2. 6. What is the name of the theory describing earth as the centre of the universe?
  3. 7. 'dirty snowballs' made from a mixture of mainly ice and carbon dioxide
  4. 12. what is the name of the theory describing the sun as the centre of the universe?
  5. 14. the name for when a planet completes and orbit around the sun?
Down
  1. 1. The name of the occurrence of when the moon gets between the sun and earth casting the moon's shadow onto the earth?
  2. 3. The name for a meteor that reaches the ground without burning up?
  3. 4. which former planet was made a dwarf planet in 2006
  4. 5. One the gas giant planets
  5. 8. How many offical planets are there in the solar system? (write number as word)
  6. 9. something with such an intense gravitational pull that even light cannot escape its event horizon.
  7. 10. The closest planet to the sun
  8. 11. How many phases of the moon cycle? (write number as word)
  9. 13. What is the 4th planet in the solar system?