title: Restless skies at the turn of the first Millennium AD. Climate fluctuations, astronomic phenomena and socio-political turbulences in 10th and 11th century Byzantium and Japan in comparative perspective
abstract: Around the turn of the first Millennium AD, both in Christian polities such as the Byzantine Empire as well as in regions with Buddhist communities such as in Heian Japan, expectations of an end of times emerged. Although based on different religious and independent chronological interpretations, they gained attraction at the same time due to the parallel observation and interpretation of the same astronomical phenomena (such as sightings of Halley´s comet in 989 AD) or of simultaneous climate a
journal: De Medio Aevo