Astronomy Crossword

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Across
  1. 2. The outermost plasma layer
  2. 6. Violent explosions that release huge amounts of energy
  3. 8. Having to do with the moon
  4. 10. Half of a sphere
  5. 11. A large bowl shaped cavity on the moon caused by meteorites
  6. 12. Earth's orbital path
  7. 13. A moon phase where the moon is more than half lit but not full
  8. 14. A particle of light
  9. 15. A process that releases vast amounts of energy
  10. 18. The outer part of Earth's shadow during an eclipse in which part of the light has been blocked
  11. 19. The dark area of the moon
  12. 20. An imaginary line that passes through the center of Earth
Down
  1. 1. The inner part of Earth's shadow during an eclipse in which all of the light has been blocked
  2. 3. When Earth revolves around the sun at the same time as the spinning of its axis
  3. 4. Occurs when the new moon passes directly between the Earth and the Sun
  4. 5. The fourth state of matter that is made up of a superheated gas
  5. 7. Occurs when the full moon moves through Earth's shadow
  6. 9. A moon phase where the moon is less than half lit
  7. 16. The spinning movement that Earth does on its axis
  8. 17. The lighter parts of the moon