Book of the week — Tychonis Brahe Mathim: eminent: Dani Opera omnia, sive Astronomiae instavratae progymnasta…

"On the 11th day of November in the evening after sunset, I was contemplating the stars in a clear sky. I noticed that a new and unusual star, surpassing the other stars in brilliancy, was shining almost directly above my head; and since I had,...