Full moon (this usage has been noted as "erroneous" by "Sky & Telescope" in 1999). According to either definition, "blue moons" occur with the average frequency of intercalary months, seven times in 19 years, the "Farmers' Almanac" system of "full moon names" effectively defining a lunisolar calendar. Full moon The full moon is the lunar phase when the Moon appears fully illuminated from Earth's perspective. This occurs when Earth is located between the Sun and the Moon (more exactly, when the ecliptic longitudes of the Sun and Moon differ by 180°). This means that the lunar hemisphere facing Earth – the near
The Druid Order the Autumn Equinox, one at the Spring Equinox, and one at Summer Solstice. Sometimes the location or time varies due to current circumstance. The first public ceremony of the year, the Autumn Equinox, takes place on Primrose Hill in London. The second ceremony of the year, the Winter Solstice, passes without a public ceremony. The third ceremony of the year, the Spring Equinox, is held at Tower Hill in London. The fourth and final public ceremony of the year is the Summer solstice. This event is marked by three ceremonies at Stonehenge in Wiltshire: a simple ceremony at midnight for