The Sun

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Across
  1. 2. A dark area on the sun that is caused by magnetic storms.
  2. 4. Number of planets that are part of the Solar system.
  3. 6. The sun is about 93 million miles away from this planet.
  4. 7. The corona of the sun can only be seen during an ____.
  5. 10. The four characteristics of stars include its ____, brightness, color, and temperature.
  6. 11. The name given to small celestial bodies that aren't the Moon
Down
  1. 1. The star at the center of the solar system.
  2. 3. Scientists estimate that the ____ may have as many as 200 billion stars.
  3. 5. The color of a star is determined by its ____.
  4. 8. The ____, the radiation zone, the photosphere, the convection zone, and the corona make up the layers of the sun
  5. 9. The sun is a huge ball of ____.