Tycho Brahe Planetarium Tycho Brahe Planetarium The Tycho Brahe Planetarium is located in Copenhagen, Denmark, at the southern end of Skt. Jørgens Sø. It is named after astronomer Tycho Brahe. It was designed by MAA Knud Munk and opened on November 1, 1989. The planetarium is built where the theater Saltlageret was previously located. The foundation stone was placed on February 22, 1988, and the planetarium opened on November 1, 1989. The financial basis for building the planetarium was a 50,000,000 DKK donation by Bodil and Helge Petersen to the Urania foundation, which administered the construction of the planetarium. In the Dome Theatre
Armillary sphere the crown escapement which has been developed from 14th century, and is applied to gear system which had been improved until the middle of 17th century in Western-style clockwork. In particular, timing device of Song I-yŏng's Armillary Clock adopts the early 17th century pendulum clock system which could remarkably improve the accuracy of a clock. Further advances in the instrument were made by Danish astronomer Tycho Brahe (1546–1601), whose elaborate armillary spheres passing into astrolabes are figured in his "Astronomiae Instauratae Mechanica". Armillary spheres were among the first complex mechanical devices. Their development led to many improvements in techniques and