Hulegu constructs an observatory at Maragha (northwest Iran)

Category
Science
Place
Iran
Date
1259
Reference
Excerpts from Books and Wikipedia
Prominent astronomers are invited to work there. [Lyons: House of Wisdom, p. viii]

This event is linked to the following periods

PeriodMiner
Begin
End
Category
Mongol Conquests
1206
1368
Wars
Sciences
-3800
2020
Transcultural