Solar system and the universe

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Across
  1. 2. We live on this planet and is the only planet that is perfect for human and animals can live in.
  2. 5. Mars is the 4th planet and can also be called the...
  3. 6. Frozen leftovers from the formation of the solar system composed of dust, rock and ices.
  4. 7. Use to be a planet but now is a dwarf planet.
  5. 9. The first planet away from the sun.
  6. 10. The hottest planet from our solar system
Down
  1. 1. Can be seen during the night.
  2. 3. A small rock orbiting sun.
  3. 4. Has seven rings.
  4. 8. A way to calculate distance from space and its formula to calculate it is 9.4607 × 1012 km.