View from the Earth

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Across
  1. 2. The apparent path of the Sun on the celestial sphere. (Ecliptic)
  2. 5. The Sun's position traces this figure-eight path in the sky throughout the year. (Analemma)
  3. 7. Super moon occurs when the moon is closest to Earth. (Perigee)
  4. 8. The reason why we don't have eclipse every month is because the Moon's is inclined by __________ degrees to the Earth's orbit around the Sun. (five)
  5. 10. The lesser known the 13th zodiac is the __________. (Ophiuchus)
  6. 11. Summer solstice is when the Sun is at its __________ altitude. (highest)
  7. 13. Total solar eclipse is possible because the __________ size is nearly equal. (angular)
  8. 15. The Moon rotates on its axis with a period that is the same as its orbital period is called __________ rotation. (synchronous)
Down
  1. 1. Coordinate system that uses latitudes & longitudes. (Terrestrial)
  2. 3. Solar eclipse is when the moon is in __________ of the Sun and the earth (conjunction)
  3. 4. Altitude of 90 degrees from horizon is called __________. (Zenith)
  4. 6. Vernal equinox also known as the first point of __________. (Aries)
  5. 9. The imaginary line that divides the Earth into Northern and Southern Hemispheres. (Equator)
  6. 12. Coordinate system that uses azimuths & altitudes. (Horizon)
  7. 14. Total solar eclipse can only be seen at the __________. (umbra)