Science, Chapter 1

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Across
  1. 2. heavenly bodies with bright tails that we seldom see
  2. 5. the third closest planet to the sun
  3. 6. The amount of time it takes for the Earth to go around the sun
  4. 9. large rocky bodies that wander between the planets
  5. 10. study of stars, planets, all other heavenly bodies
Down
  1. 1. groups of stars that seem to form pictures
  2. 3. The suns of other solar systems
  3. 4. The closest planet to the sun
  4. 7. a meteor that hits the Earth
  5. 8. a large group of stars that are reasonably close together