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
Two-body problem in general relativity The Kepler problem derives its name from Johannes Kepler, who worked as an assistant to the Danish astronomer Tycho Brahe. Brahe took extraordinarily accurate measurements of the motion of the planets of the Solar System. From these measurements, Kepler was able to formulate Kepler's laws, the first modern description of planetary motion: Kepler published the first two laws in 1609 and the third law in 1619. They supplanted earlier models of the Solar System, such as those of Ptolemy and Copernicus. Kepler's laws apply only in the limited case of the two-body problem. Voltaire and Émilie du Châtelet were the