Marcus Tullius Cicero, Aratea (Harley MS 647, ff 2v-17v)

22 constellation figures containing extracts from Hyginus, Astronomica.

England (c. 820-11th century)

This is one of the coolest Illuminated Manuscripts I’ve come across in quite a while. The illustrations of various constellations have integrated the design of each figure into the script, along with various small portraits of famous astronomers. You can view the whole thing here.