Planets Crossword Puzzle

123456789
Across
  1. 3. The path a planet takes around the sun
  2. 4. The only known planet to support life
  3. 6. The planet farthest from the sun
  4. 8. The planet famous for its rings
  5. 9. The four outer planets are called ‘gas _______’
Down
  1. 1. Once called a planet, now known as a dwarf planet
  2. 2. Number of planets in the solar system
  3. 5. Separates Mars and Jupiter, ________ belt
  4. 7. The fourth planet from the sun