Ptolemy's Course of the Planets displayed by CLockwork

Ptolemys Course of the Planets Displayed by Clockwork

Solar System Cosmology

The Blooming Greek Astronomy

Ptolemy

Infinite in All Directions: Juno's Problem, Evolution of Astronomy, Visualising Pulsars

Ptolemy to the Rescue?

Ptolemy to the Rescue?

How did ancient civilizations actually calculate complex measurements like the movement of the stars/planets, etc.? - Quora

Starry Messenger: Copernicus, Ptolemy, and Cosmology

Ptolemaic System, Overview, Model & Astronomy - Video & Lesson Transcript

Ptolemy to the Rescue?

Ptolemy to the Rescue?

Ptolemy Effect - medieval astronomy, Europe, Middle East and China.

vik dhillon: phy105 - celestial mechanics - ptolemy, copernicus and galileo