Kirsten Jørgensdatter gave birth to their first daughter, Kirstine (named after Tycho's late sister who died at 13) on [[October 12]], [[1573]]. Together they had eight children, six of whom lived to adulthood. In 1574, they moved to Copenhagen where their daughter Magdalene was born. Kirsten and Tycho lived together for almost thirty years until Tycho's death. | Kirsten Jørgensdatter gave birth to their first daughter, Kirstine (named after Tycho's late sister who died at 13) on [[October 12]], [[1573]]. Together they had eight children, six of whom lived to adulthood. In 1574, they moved to Copenhagen where their daughter Magdalene was born. Kirsten and Tycho lived together for almost thirty years until Tycho's death. |