| ACROSS
1. This planet is nearest to the Sun.
4. This is the furthest of 9 planets in our solar system. It has temperatures far below freezing.
5. The atmosphere, land and water of this planet is capable of sustaining life.
6. It is a vast ball of incredibly hot, glowing gasses in our solar system.
7. This planet is the fouth largest in our solar system, and is named after the Roman god of the sea.
8. This is the largest planet in our solar system. It is 1,300 times the size of Earth.
9. This planet has a system of rings that encircles it and has 10 moons.
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DOWN
1. This red planet may once have harbored life.
2. This is the seventh planet from the Sun.
3. This beautiful, clouded white planet orbits between Mercury and Earth.
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