Richard Rowley (attr.), Pair of planetaria: Ptolemaic and Copernican

INTRODUCTION
- Man and the stars
SECTION I
- The dawn of astronomy: Mesopotamia, Egypt and the Biblical Cosmos
SECTION II
- The cosmos becomes a sphere
SECTION III
- The geometry of the cosmos
SECTION IV
- The skies of Islam
SECTION V
- Evangelisation of the cosmos
SECTION VI
- The Renaissance of Astronomy
SECTION VII
- Galileo: the cosmos through the telescope
SECTION VIII
- From Galileo to Newton

Pair of planetaria: Ptolemaic and Copernican

The middle finger of Galileo’s right hand

Richard Rowley (attr.), Pair of planetaria: Ptolemaic and Copernican

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Richard Rowley (attr.) (18th century)
Pair of planetaria: Ptolemaic and Copernican, ca. 1700
Oxford, Christ Church College (on deposit at the Museum of the History of Science, Oxford, inv. 68353 and 19978)

These two hemispheres allow the observer to compare the Ptolemaic system, with the Earth in its centre, and the Copernican system, in which the Earth orbits around the Sun.