The globe originally represented the celestial sphere of ancient astronomy, rather than the earth.

The Almagest is the critical source of information on ancient Greek astronomy.

In the ancient astronomy, it is the cusp day between Capricorn and Aquarius.

He did pioneering work on ancient Chinese astronomy, in particular the observance of eclipses.

The prehistoric monument of Stonehenge has long been studied for its possible connections with ancient astronomy.

The ancient astronomy taught that above the seven planetary spheres was an eighth, the sphere of the fixed stars.

The history and practice of ancient astronomy.

He was later Reader in ancient astronomy and chronology at the University of Oxford (1925-36).

Ptolemy is, without doubt, the greatest figure in ancient astronomy.

The other, resembling ancient Greek astronomy, is the geocentric model, according to which the stars move about the earth.