The celestial spheres and their orbits have not a single center.
They may, in a word, be due to volcanic explosions occurring on this and other celestial spheres.
The expression corporeal world includes the celestial spheres and all which is under them.
The existence of separate intelligences he proves in the same way as Ibn Daud from the motions of the celestial spheres.
About the celestial spheres he was as ignorant as all the rest of the philosophers.
There was music as if from celestial spheres; then notes as if demons laughed in the gale.
Owing to this great proximity, the Moon is the best known of all the celestial spheres.
Soaring in the celestial spheres of philosophy, he launched his lightnings at the base conspirators crawling on the ground.
Atmospheric envelopes appear to be common features about the celestial spheres.
Pray, who told Aristotle that there were intelligences that moved the celestial spheres?