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Hanyu Pinyin. The Chinese zodiac is a traditional classification scheme based on the Chinese calendar that assigns an animal and its reputed attributes to each year in a repeating twelve-year cycle. [1] In traditional Chinese culture, the Chinese zodiac is very important and exists as a reflection of Chinese philosophy and culture. [2]
The twelve ecliptic signs. Each dot marks the start of a sign and they are separated by 30 . The intersection of the celestial equator and the ecliptic define the equinoctial points: First Point of Aries and First Point of Libra ().The great circle containing the celestial poles and the ecliptic poles (P and P ′), intersect the ecliptic at 0 Cancer and 0 Capricorn ().
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Traditional Chinese astronomy has a system of dividing the celestial sphere into asterisms or constellations, known as "officials" ( Chinese 星 官 xīng guān ). [1] The Chinese asterisms are generally smaller than the constellations of Hellenistic tradition. The Song dynasty (13th-century) Suzhou planisphere shows a total of 283 asterisms ...
The Assumption of the Virgin by Francesco Botticini (1475–75) at the National Gallery London, shows three hierarchies and nine orders of angels, each with different characteristics. Orthodox icon of nine orders of angels. The ceiling mosaic of the Baptistery in Florence depicts (in the inmost octagon of images) seven of the orders of angelic beings (all but the Seraphim and Cherubim), under ...
The plus sign ( +) and the minus sign ( −) are mathematical symbols used to denote positive and negative functions, respectively. In addition, + represents the operation of addition, which results in a sum, while − represents subtraction, resulting in a difference. [1] Their use has been extended to many other meanings, more or less analogous.
Wikipedia[note 3] is a free content online encyclopedia written and maintained by a community of volunteers, known as Wikipedians, through open collaboration and the use of the wiki-based editing system MediaWiki. Wikipedia is the largest and most-read reference work in history.[3][4] It is consistently ranked as one of the ten most popular ...
The Solar System is the gravitationally bound system of the Sun and the objects that orbit it. It was formed 4.6 billion years ago when a dense region of a molecular cloud collapsed, forming the Sun and a protoplanetary disc.The Sun is an ordinary main sequence star that maintains a balanced equilibrium by the fusion of hydrogen into helium at its core, releasing this energy from its outer ...
