Objects in Space

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Across
  1. 4. More than half a semi-circle
  2. 7. The Earth's __________is what determines the length of a day
  3. 11. About the moon
  4. 12. A force that causes matter to be attracted to objects with mass
  5. 13. Event where the sun is most extremely facing either of our poles
  6. 14. Similar feature shared by Earth and the Sun
  7. 18. Event where the Earth is evenly facing the sun so that night and day are the same lenght
  8. 19. the number of phases the moon has
  9. 20. Less than half a semi-circle
  10. 21. About the sun
Down
  1. 1. The Earth's __________ determines the length of a year
  2. 2. A circular path around another object in space
  3. 3. A named pattern of stars
  4. 5. This represents something very small, big, or complicated
  5. 6. A distance of 9 trillion km
  6. 8. The North star
  7. 9. Showed that the Earth revolves around the sun
  8. 10. Event where a source of light is covered by another object
  9. 15. Constellation also known as "The Hunter"
  10. 16. Data that shows whether a theory is true or false
  11. 17. Technology used for looking at objects in space
  12. 22. An invisible line around which something rotates