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A celestial map by the Dutch cartographer Frederik de Wit, 1670. A star chart is a celestial map of the night sky with astronomical objects laid out on a grid system. They are used to identify and locate constellations, stars, nebulae, galaxies, and planets. [1] They have been used for human navigation since time immemorial. [2]
Star-painted vaulting over the apse of St. Mary's Basilica, Kraków, Poland. A starry vault over the chancel of Carlisle Cathedral in Cumbria in northern England.. A ceiling painted with stars frequently occurs as a design motif in a cathedral or Christian church, and replicates the Earth's sky at night. [1]
Celestial cartography, [1] uranography, [2] [3] astrography or star cartography [citation needed] is the aspect of astronomy and branch of cartography concerned with mapping stars, galaxies, and other astronomical objects on the celestial sphere. Measuring the position and light of charted objects requires a variety of instruments and techniques.
A constellation is an area on the celestial sphere in which a group of visible stars forms a perceived pattern or outline, typically representing an animal, mythological subject, or inanimate object. [ 1 ]
This map was made around the year 700, [1] around the reign of Emperor Zhongzong of Tang (705-710). Constellations of the three schools were distinguished with different colors: white, black and yellow for stars of Wu Xian, Gan De and Shi Shen respectively. The whole set of star maps contained 1,300 stars
including Stars from Wu Shien (44 Constellation, 144 stars) in yellow; Gan De (118 Constellations, 511 stars) in black; Shi Shen (138 Constellations, 810 stars) in red and Harumi Shibukawa (61 Constellations, 308 stars) in blue; [37] [38] [39] Japanese Star Chart 改正天文図説: unknown: Included stars from Harumi Shibukawa [39] Korean Star ...
The Sydney 'Star Camera' used in the Carte du Ciel project, original publication, 1892. The Carte du Ciel (French pronunciation: [kaʁt dy sjɛl]; literally, 'Map of the Sky') and the Astrographic Catalogue (or Astrographic Chart) were two distinct but connected components of a massive international astronomical project, initiated in the late 19th century, to catalogue and map the positions of ...
c. 300 BC — star catalog of Timocharis of Alexandria; c. 134 BC — Hipparchus makes a detailed star map; c. 150 — Ptolemy completes his Almagest, which contains a catalog of stars, observations of planetary motions, and treatises on geometry and cosmology; c. 705 — Dunhuang Star Chart, a manuscript star chart from the Mogao Caves at Dunhuang