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The Jagiellonian globe, also known as the Globus Jagellonicus, is a mechanical armillary sphere made in France before 1510. It is an astronomical instrument and a universal clock tracking both local solar time and sidereal time. The central brass sphere is engraved with a map of Earth and contains the clock mechanism.
Jost Bürgi and Antonius Eisenhoit: Armillary sphere with astronomical clock, made in 1585 in Kassel, now at Nordiska Museet in Stockholm. An armillary sphere (variations are known as spherical astrolabe, armilla, or armil) is a model of objects in the sky (on the celestial sphere), consisting of a spherical framework of rings, centered on Earth or the Sun, that represent lines of celestial ...
Santucci's armillary sphere is a Ptolemaic armillary sphere at the Museo Galileo in Florence, the largest existing in the world. [ 1 ] Begun on March 4, 1588, and completed on May 6, 1593, this large armillary sphere was built under the supervision of Antonio Santucci at the request of Ferdinand I de' Medici .
Inscription on Caspar Vopel's world map of 1545 (1558 copy) explaining why he joined New Spain with Asia: Some years ago, Dear Reader, when I was explaining Gaius Julius Hyginus’ Poeticon Astronomicon Simulacrorum by calculated images, I also at that time outlined and wrote out various geographic delineations, to which the scholiasts, in part ...
The Celestial Sphere (also known as the Armillary Sphere) in the Ariana Park of the Palais des Nations is the best-known of these. The huge—over four-meter-diameter— Celestial Sphere is the chef d'oeuvre of the American sculptor Paul Manship (1885–1966).
English: This 6' Armillary Sphere is on the San Jacinto Battleground site. It features the names of the nine fallen Texian soldiers engraved on the sundial's base. According to the San Jacinto Battleground State Historic Site an armillary sphere was a tool used by ancient astronomers and navigators.
A volvelle from a sixteenth-century edition of Sacrobosco's De Sphaera. De sphaera mundi (Latin title meaning On the Sphere of the World, sometimes rendered The Sphere of the Cosmos; the Latin title is also given as Tractatus de sphaera, Textus de sphaera, or simply De sphaera) is a medieval introduction to the basic elements of astronomy written by Johannes de Sacrobosco (John of Holywood) c ...
The clock has an armillary sphere with a diameter of 40 cm. The sphere is activated by a clockwork mechanism, designed to display the position of the heavens at any given time, as well as displaying the hours and marking their passage with a chiming bell. The device is no longer in working order. The clock is owned by Korea University Museum ...