equant
91Timeline of solar system astronomy — Timeline of solar system astronomyAntiquity* 2137 BC, October 22 Chinese astronomers record a solar eclipse *ca. 2000 BC Chinese determine that Jupiter needs 12 years to complete one revolution of its orbit. * 2nd millennium BC earliest possible… …
92Correspondence principle — This article discusses quantum theory and relativity. For other uses, see Correspondence principle (disambiguation). In physics, the correspondence principle states that the behavior of systems described by the theory of quantum mechanics (or by… …
93Orange (brand) — Infobox Company company name = Orange company company type = Private company slogan = The Future s Bright, The Future s Orange foundation = 28 April 1994 location city = Paris location country = France industry = Telecommunications products =… …
94Aristarchus of Samos — Aristarchus, or more correctly Aristarchos (Greek: Ἀρίσταρχος, Arístarchos; 310 BC – ca. 230 BC), was a Greek astronomer and mathematician, born on the island of Samos, in Greece. He presented the first known heliocentric model of the solar… …
95Gnomon — For other uses, see Gnomon (disambiguation). The gnomon is the triangular blade in this sundial The gnomon is the part of a sundial that casts the shadow. Gnomon (γνώμων) is an ancient Greek word meaning indicator , one who discerns, or that… …
96Conon of Samos — (ca. 280 BC – ca. 220 BC) was a Greek astronomer and mathematician. He is primarily remembered for naming the constellation Coma Berenices. Contents 1 Life and work 2 See also 3 Citations and footnotes …
97Antikythera mechanism — The Antikythera mechanism (main fragment) The Antikythera mechanism (  / …
98Circle of latitude — Map of Earth Longitude (λ) Lines of longitude appear vertical with varying curvature in this projection, but are actually halves of great ellipses, with identical radii at a given latitude. Latitude (φ) Lines of latitude appear …
99Bastnäsite — Infobox mineral name = Bastnäsite category = Carbonate mineral boxwidth = boxbgcolor = imagesize = caption = formula = (Ce,La,Y)CO3F molweight = color = Honey yellow, reddish brown habit = Tabular to equant striated crystals, also granular,… …
100Cryolite — from Ivigtut Greenland General Category Halide Mineral Chemical form …
