Tag: Astronomy in the Middle Ages


Assessment of early-modern observations of comets and supernovae: Focus on pre-telescopic European astrometric and physical data

It will be worth while in this investigation to inquire whether comets have the same nature as the planets and stars … A comet seems to have certain things in common with them: rising and setting, the same appearance, although a comet is scattered and extends farther. It is also fiery and bright. And so, if all planets are earthy bodies, comets will also have the same condition. ~ Seneca