This Renaissance man, who was made canon of Frauenburg, translated Theophylactus Theophylactus, and his first recorded stellar observation was an eclipse of Aldebaran.  
This Renaissance man, who was made canon of Frauenburg, translated Theophylactus Theophylactus, and his first recorded stellar observation was an eclipse of Aldebaran.  He discussed astronomy with Pope Clement VII in 1536, and later wrote the six-sectioned treatise, De revolutionibus orbium coelestium, which expounded his heliocentric theory.  FTP, name this Polish revolutionary and astronomer.
This Renaissance man, who was made canon of Frauenburg, translated Theophylactus Theophylactus, and his first recorded stellar observation was an eclipse of Aldebaran.  
Nicolaus Copernicus