sahvana's crossword

123456789101112131415161718
Across
  1. 5. earth passes through the path of a comet
  2. 11. main composition of gas giant planets
  3. 13. lump of rock that orbits the sun
  4. 14. composed of dust rock and ice
  5. 16. Mercury has a wide planet system of these
  6. 17. have rings/larger than rocky planets
  7. 18. cool,high, light colored clouds
Down
  1. 1. made up of rocks/metals
  2. 2. two fixed points (foci)
  3. 3. planet reverses its direction
  4. 4. does not clear its orbital path
  5. 6. defines the shape of the planet's orbit
  6. 7. warm,low,dark colored clouds
  7. 8. distance between sun and earth
  8. 9. rocks from space that land on Earth's surface
  9. 10. streak of light in the sky
  10. 12. formed through the collision of particles
  11. 15. icy objects beyond Neptune