Astronomy CODE Vocabulary Review

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Across
  1. 5. a rocky body of gas, dust, rock, and ice often seen with a tail in the night sky
  2. 7. small rocky planets including Mercury, Venus, Earth, and Mars
  3. 11. Earth's travel around the sun which is 365.25 days or one year
  4. 12. a group of star systems which orbit around a central point
  5. 13. a burning ball of gas which produces energy through nuclear fusion and anchors a solar system
  6. 15. a small white star that occurs after a star has burned off most of its fuel
  7. 16. formed by the largest mass stars and tremendous gravity, not even light can escape
  8. 19. the group of a star(s) and planets that orbit those star(s)
  9. 20. the end-stage of a super massive red star
  10. 21. a group of stars used by early societies for navigation or astrology
  11. 22. the North Star, used to find latitude by its angle above the horizon
  12. 23. a star system which has 2 stars at the center which orbit each other
Down
  1. 1. a white dwarf that has lost its remaining fuel
  2. 2. the longest and shortest days of the year in June and December
  3. 3. a rocky or gaseous body which orbits a star
  4. 4. proves the earth is rotating each day
  5. 6. Earth rotates 15 of these in longitude every hour
  6. 8. an explosion of a very massive star
  7. 9. large gaseous planets including Jupiter, Saturn, Uranus, and Neptune
  8. 10. a rock from space which has collided with the Earth
  9. 14. the highest point of the sun directly over the equator
  10. 17. days where there are equal amounts of daylight and night in March and September
  11. 18. Earth does this every 24 hours or one day