Across
- 3. FORMER PLANET, NOW DEMOTED TO DWARF PLANET.
- 4. PLANET NEARLY FOUR TIMES THE SIZE OF EARTH.
- 7. URANUS WAS THE FIRST PLANET DISCOVERED BY ___________.
- 10. THE BIG RED SPOT IS THE LARGEST ____________ IN OUR SYSTEM.
- 14. SATURN'S RINGS ARE MADE OF ICE ____________.
- 16. NEPTUNE SUFFERS THE MOST __________ WEATHER.
- 17. NEPTUNE IS THE _____________ PLANET.
- 18. THE RED PLANET.
Down
- 1. THE SECOND LARGEST PLANET.
- 2. MERCURY HAS NO _____________.
- 5. THE HOTTEST PLANET.
- 6. THE SURFACE IS SIMILAR TO OUR MOON.
- 8. SATURN IS NOT A __________ PLANET.
- 9. THE CLOUDS OF VENUS PRODUCE THE MOST ___________ ACID RAIN.
- 11. OLYMPUS MONS IS THE LARGEST ___________ IN OUR SOLAR SYSTEM.
- 12. NEPTUNE IS A __________ PLANET.
- 13. THE LARGEST PLANET.
- 15. URANUS _________ LYING ON ITS SIDE.