Earth and Space

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Across
  1. 2. When day and night are equal
  2. 3. imaginary pole 23.5 degrees
  3. 6. When the moon is shadowed
  4. 9. Largest star
  5. 10. A form of high tide
Down
  1. 1. When the sun is shadowed by the moon
  2. 4. Earth experiences 4 of these a year
  3. 5. A form of low tide
  4. 7. The planet we live on now
  5. 8. The closest planet to the sun