Science Vocabulary Crossword

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Across
  1. 1. The earth does this once every 365 days around the sun
  2. 4. Orions _____
  3. 7. The closest star to Earth
  4. 8. Pluto
  5. 9. An expert of student of astronomy
  6. 12. The biggest planet in our solar system
  7. 15. The galaxy that earth is located in
  8. 16. Star formations
Down
  1. 2. Why the northern hemisphere and southern hemisphere have different seasons
  2. 3. The closest planet to the sun
  3. 5. The force that pulls us down to the ground
  4. 6. Small or large floating rocks in space
  5. 7. Something light years away
  6. 10. The earth does this once every 23 hours and 56 minutes
  7. 11. The United States Space Agency
  8. 13. The planet that we live on
  9. 14. A tool that makes planets and stars appear closer
  10. 15. This orbits the earth