Christmas at Tycho Brahe’s Uraniborg

Today is the birthday of the Danish astronomer Tycho Brahe. He lived from 1546 to 1601, where he died in Prague. He discovered SN1572, which we today know is a supernova, but back then he thought to have discovered a new star. For this reason he published the famous "De Stella Nova" in 1573, which … Continue reading Christmas at Tycho Brahe’s Uraniborg