Princeton Vocabulary Crossword

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Across
  1. 1. Relating to Earth, its land or its inhabitants
  2. 5. Daily movement of stars and the Sun from east to West caused from Earth's spinning
  3. 6. In geocentric models, the large circular orbit centered on Earth
  4. 7. Relating to the sky, outer space or the celestial sphere
  5. 10. The apparent yearly path of the Sun across the background stars
  6. 12. Temporary backward movement of a planet across the night sky
  7. 14. An imaginary giant rotating sphere surrounding Earth, used to map stars and planets
  8. 17. Yearly movement of Earth around the Sun, which changes which constellations we see at night
  9. 19. An event when one space object blocks light from another
  10. 20. Figure-8 pattern the Sun makes in the sky when viewed at the exact same time every day for a year
Down
  1. 2. In geocentric models, a small circle that a planet moves along while the center of that small circle moves along a deferent
  2. 3. An old, incorrect idea that Earth sits motionless at the center of the universe
  3. 4. A region of the night sky containing a recognized star pattern
  4. 8. Ancient and medieval element believed to fill the universe above the terrestrial sphere, making up stars and planets
  5. 9. A band of the sky extending 8 degrees on either side of the ecliptic, containing 12 constellations
  6. 11. Scientific model where Earth and other planets orbit the sun
  7. 13. Period of the year with specific weather patterns caused by Earth's axis
  8. 15. 2 days of the year with specific weather patterns
  9. 16. 2 days of the year when the sun is furthest North or South of the equator, bringing the shortest, or longest day
  10. 18. A popular, unofficial pattern of stars