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How medieval chroniclers interpreted solar eclipses and other celestial events

By Giles Gasper, Professor in High Medieval History, Durham University
Brian Tanner, Emeritus Professor of Physics at Durham University, Durham University

Over 800 years ago, around 1195, Gervase, a monk based at Canterbury Cathedral, included in his chronicles a series of reflections on natural, mostly celestial, phenomena. In this he was far from unusual. Medieval monastic thinkers often recorded celestial events such as eclipses.

Most medieval observation of the…

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