21
Achievements and Legacy of Ptolemy
Lecture no. 21 from the course: The Remarkable Science of Ancient Astronomy
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Taught by Professor Bradley E. Schaefer | 30 min | Categories: Science
Ptolemy has been called the greatest astronomer of antiquity. But was he? Evaluate his reputation by focusing on his star catalog, celestial coordinate system, and magnitude scale. Then gauge the extent of his influence over later astronomers, which lasted over a thousand years....
24 Lectures
1
Stonehenge and Archaeoastronomy
0
of 31 min
2
The Real Stonehenge
0
of 30 min
3
Alignments at Maes Howe and Newgrange
0
of 29 min
4
Astronomy of Egypt's Great Pyramid
0
of 29 min
5
Chaco Canyon and Anasazi Astronomy
0
of 28 min
6
Ancient Cosmologies and Worldviews
0
of 29 min
7
Meteorite Worship and Start of the Iron Age
0
of 30 min
8
Eclipses, Comets, and Omens
0
of 29 min
9
The Star of Bethlehem
0
of 29 min
10
Origins of Western Constellations
0
of 32 min
11
Chinese and Other Non-Western Constellations
0
of 30 min
12
Origins and Influence of Astrology
0
of 31 min
13
Tracking Planet Positions and Conjunctions
0
of 31 min
14
Ancient Timekeeping and Calendars
0
of 31 min
15
The Lunar Crescent and the Islamic Calendar
0
of 29 min
16
Ancient Navigation: Polynesian to Viking
0
of 29 min
17
Breakthroughs of Early Greek Astronomy
0
of 31 min
18
The Genius of Hipparchus
0
of 31 min
19
Revealing the Antikythera Mechanism
0
of 29 min
20
How the Antikythera Mechanism Worked
0
of 28 min
21
Achievements and Legacy of Ptolemy
0
of 30 min
22
Star Catalogs from around the World
0
of 30 min
23
How Ancient Astronomy Ended
0
of 30 min
24
Ancient Astronomy and Modern Astrophysics
0
of 32 min
