Tycho Brahe as some had believed in his time. Tycho was born as heir to several of Denmark's most influential noble families and in addition to his immediate ancestry with the Brahe and the Bille families, he also counted the Rud, Trolle, Ulfstand, and Rosenkrantz families among his ancestors. Both of his grandfathers and all of his great grandfathers had served as members of the Danish king's Privy Council. His paternal grandfather and namesake Thyge Brahe was the lord of Tosterup Castle in Scania and died in battle during the 1523 Siege of Malmö during the Lutheran Reformation Wars. His maternal grandfather
Tycho Brahe days the work of Tycho Brahe. They nevertheless are often referenced in almanacs and recur in Scandinavian folklore. In the Cyprianus tradition, Tycho Brahe days are considered unlucky for magical work; several of the spells in the "Black Books of Elverum" note that they should not be carried out on a Tycho Brahe day. These days were supposed to be unlucky to perform tasks such as getting married, starting a journey, or to fall ill on. Some versions claim that Tycho Brahe also identified several days as particularly lucky: Some lists omit certain days, or add others; there is no standard