Otte Brahe Otte Brahe Otte Brahe (; 2 October 1518 – 9 May 1571) was a Danish (Scanian) nobleman and statesman, who served on the privy council (Rigsraad, "Council of the Realm"). He was married to Beate Clausdatter Bille and was the father of astronomer Tycho Brahe. Brahe was born in Tosterup to Tyge Brahe and Sophie Rud. He was nephew of Anne Rud and Henrich Krummedige. Brahe married Beate Clausdatter Bille in 1544. Both the Brahes and the Billes were among the most powerful noble families in Denmark during their lives. Both families owned farms, forests, and land as well as
Paul Wittich Paul Wittich Paul Wittich (c.1546 – 9 January 1586) was a German mathematician and astronomer whose Capellan geoheliocentric model, in which the inner planets Mercury and Venus orbit the sun but the outer planets Mars, Jupiter and Saturn orbit the Earth, may have directly inspired Tycho Brahe's more radically heliocentric geoheliocentric model in which all the 5 known primary planets orbited the Sun, which in turn orbited the stationary Earth. Wittich was born in Breslau (Wrocław), Silesia, and studied at the universities of Leipzig, Wittenberg and Frankfurt/Oder. About 1580 Wittich stayed with Tycho Brahe on his island Hven in Öresund,