Labels:bulletin board | person | reckoner | sky OCR: Brahe, Tycho: (1546- 1601) Danish istrononmer whose servations of the nava of 1572 and several comets fored him to abandon the traditional model of the celestial spheres Brahe's description of the planet Mars provided Kepler with the founding insights that led him formu- late laws planetary motion. The Danish astronomer's finding were well publicized and the rigor of his observa- tional techniques waaed many to his 'geoheliocentric" model To gage the angular distance of stars in the Cassiope constellation. Brahe designed sextant with twa lone armms of seasoned walnut The instrument was set up in upper-story window and clamped t the sill t provide nightly measurements celestial events Eventually King Frederick offered Brahe the island of Hven the Danish souna 858 site for the abserva atory ...
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