Before the invention af the telescope, Tycho de Brahe, a wealthy Danish astronomer, had made the most accurate observations of the positions of the stars and planets.
(Tycho de Brahe; had made; the most accurate observations of the positions of the stars and planets; T:Before the invention af the telescope) (Tycho de Brahe; [is]; a wealthy Danish astronomer) (Tycho de Brahe; [is] a wealthy astronomer [from]; Denmark)
Tycho de Brahe Tycho de Brahe Tycho de Brahe
had made [is] [is] a wealthy astronomer [from]
the most accurate observations of the positions of the stars and planets T:Before the invention af the telescope
a wealthy Danish astronomer
Denmark