SPACE

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Across
  1. 2. The galaxy that our Solar System is found in
  2. 5. The hottest planet in our Solar System
  3. 6. The gas that makes up the sun
  4. 7. The reason we have tides and waves on Earth
  5. 9. Made up of billions of stars
Down
  1. 1. Created when a large star explodes
  2. 3. Caused the extinction of Dinosaurs 65 million years ago
  3. 4. The planet nearest to the Sun
  4. 8. Pluto is this type of planet