Q. At any time we may the position of an inferior planet by the angle it makes with the Sun as seen from the Earth. This angle is called the
Solution:
- The angular separation of a planet from the sun or of a satellite from a planet, as seen by an observer.
- Ecliptic – A great circle on the celestial sphere representing the sun’s apparent path during the year, so called because lunar and solar eclipses can only occur when the moon crosses it.
- Epicycle – a small circle whose centre moves round the circumference of a larger one .
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