Space

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Across
  1. 3. when the earth faces the sun
  2. 4. a natural satellite of our planet
  3. 6. the angle that a planet is tilted
  4. 7. the distance light travels in a year
  5. 9. center of our solar system
  6. 10. a line around which something spins on
Down
  1. 1. attracting force due to mass or rotation
  2. 2. the spinning of earth in its axis
  3. 5. when the earth faces away from the sun
  4. 8. the movement of an object around another