Space

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Across
  1. 3. The four planets closest to the sun.
  2. 4. The four planets furthest from the sun.
  3. 8. A group of stars that make a pattern.
  4. 10. Earth has a natural one of these orbiting around it.
  5. 11. These are called "Dirty snowballs".
  6. 12. Agroup of planets, stars, gas and dust.
  7. 13. Jupiter has four of these.
Down
  1. 1. Pluto is one of these.
  2. 2. Everything that exists is in this.
  3. 5. It has 8 planets and the sun.
  4. 6. Rocky objects that orbit the sun.
  5. 7. The sun is the brightest one in our sky.
  6. 8. The Earth and the moon are the only one of these that humans have walked on.
  7. 9. A group of gases that surround the Earth.