Ancient sky cultures
Claudius Ptolemy
100 – 170 · EG, GR
Biography
Claudius Ptolemy (100–170) was an astronomer or scientist associated with Egypt, Greece. Mathematical geocentric astronomy and the Almagest. In this library, the biography is linked to Planetary retrograde motion, Ancient Greek astronomy so the historical contribution can be read beside the modern scientific concepts it influenced.
Contributions
Mathematical geocentric astronomy and the Almagest.
Legacy & impact
The legacy of Claudius Ptolemy remains visible in modern work on Planetary retrograde motion, Ancient Greek astronomy and in the broader shift toward quantitative, testable astronomy.
Key works & discoveries
- Almagest (~2nd century CE)
Almagest (~2nd century CE).