Across
- 4. belt small,solid,rocky,orbit close to the Sun
- 5. air pressure is only about 1% on Earth
- 6. has the strongest wind in the solar system
- 7. has 63 moon
- 9. thick atmosphere:made from helium,hydrogen and oxygen
- 10. What are Jupiter's clouds made from?
- 13. brief streaks of light
Down
- 1. a fuzzy spot
- 2. most come from the asteroid belt, few others blasted into space from the Moon and Mars
- 3. Pluto's moon
- 5. The 1st planet
- 8. most of the lands are covered by water
- 10. ice, rock, some metal
- 11. second largest planet
- 12. night as hot as day, poles as hot as equator