Astronomy Unit 8

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Across
  1. 4. An outer planet of our solar system iconic for its many rings.
  2. 6. When the moon perfectly blocks the sun casting a shadow on earth.
  3. 7. These are also called "Shooting stars" or "Falling stars".
  4. 8. It's a famous comet appearing around every 75 years
  5. 10. The only planet in the solar system that has life.
Down
  1. 1. The extinction event that killed over 90% of the ocean species and 70% of land species.
  2. 2. An area in space that's far beyond Neptune that contains comets, asteroids, and other space bodies.
  3. 3. It's the way the sun produces energy and heat, proton-proton chain reaction is a part of it.
  4. 5. An area that seperates the inner planets from the outer planets and contains many asteroids.
  5. 9. The flaming ball of plasma that's in our sky providing life.