text: This scientist worked with Tycho Brahe {BRAH-HEE} until his death in 1601, and the two men disputed over Copernican and Ptolemaic theory regarding the orbits of the planets.
full_question: This scientist worked with Tycho Brahe {BRAH-HEE} until his death in 1601, and the two men disputed over Copernican and Ptolemaic theory regarding the orbits of the planets. This scientist devised two laws of planetary motion, one of which described planetary orbits as “elliptical,”* while the other states that “planets sweep out equal areas in equal times.” This man created a Platonic solid model of the solar system, which he detailed in his first major work Mysterium Cosmographicum {COZ-MOE-GRAFF-IH-COME}. For 10 points, name this German astronomer whose work influenced Isaac Newton’s gravitational theories.
first_sentence: This scientist worked with Tycho Brahe {BRAH-HEE} until his death in 1601, and the two men disputed over Copernican and Ptolemaic theory regarding the orbits of the planets.