Week 27 Spelling Words

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Across
  1. 2. The only planet that has people living on it
  2. 4. Gravity keeps this object close to earth
  3. 5. These look tiny and twinkle in the night sky but they are actually very big and there are many in the galaxy
  4. 7. The closest planet to the sun
  5. 8. Some people think there are 8 some think there are 9
Down
  1. 1. Is sister planets with Earth
  2. 3. When the planets go around the sun, this is called?
  3. 6. The center of the solar system
  4. 7. Also known as the Red Planet