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 Blue Equinox The Blue Equinox The Blue Equinox, officially known as The Equinox: Volume III, Number I, is a book written by the English occultist Aleister Crowley, the founder of Thelema. First published in 1919, it details the principles and aims of the secret society O.T.O. and its ally the A∴A∴, both of which were under Crowley's control at the time. It includes such topics as "The Law of Liberty", The Gnostic Mass, and Crowley's "Hymn to Pan". In 1904, Crowley was staying in Cairo, Egypt with his wife Rose when he claimed to undergo a spiritual experience. "The Blue Equinox" opens