Planets

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Across
  1. 3. The third planet from the sun
  2. 5. Uranus _ on its side.
  3. 6. The sun's _ holds the planets in orbit.
  4. 8. The largest moon in the solar system is _.
  5. 11. A robot called a _ has explored Mars.
  6. 13. An object that orbits a planet is a _.
  7. 16. The sun and the planets make up the _.
  8. 18. The path an object follows around another object is its _.
Down
  1. 1. A tool that allows us to see far away objects.
  2. 2. Planents smaller than regular planets are called _ planets.
  3. 4. The Great Red Spot on Jupiter is a _.
  4. 7. Mercury, Venus, Earth and Mars are the _ planets.
  5. 9. The inner planets are made of _ and metal.
  6. 10. Venus is the _ planet.
  7. 12. All gas giants have _ made of ice and dust.
  8. 14. Jupiter, Saturn, Uranus and Neptune are _ giants.
  9. 15. Planets don't create their own light, they _ it from stars
  10. 17. One million Earths could fit inside the _.