The term supermoon refers to a new or full moon which occurs on (or near) the point on the moon’s orbit closest to the earth (known as lunar perigee). There are usually between four and six such moons a year. A full super moon appears visibly bigger in the sky and can be a truly spectacular sight, especially in the northern hemisphere during winter when they are at their largest.
The term supermoon was coined by the astrologer Richard Nolle in 1979. He observed that geophysical stress seems to be enhanced within three days either side of their occurrence, causing earthquakes and other extreme weather phenomena. However, later research has refuted this claim, so there is some debate in that respect.
Nolle established that the Moon must be within 90% of perigee to be deemed a supermoon. However, this can designate ‘super’ status to the moon which is more than…
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