Sidereal Year vs. Solar Year Astrology Systems Lesson Summary Frequently Asked Questions What is the synodic period of the Moon? The synodic period of the Moon is how long it takes for the Moon to complete one cycle of lunar phases. From new moon to new moon, it takes the Moon about ...
While the moon is orbiting the Earth, the Earth is progressing in its orbit around the Sun. After completing a sidereal month the Moon must move a little further to reach the new position having the same angular distance from the Sun. This longer period is called the synodic month (Greek:...