About Traditional astronomy in the world

1. TRADITIONAL ASTRONOMY INANCIENT CULTURE

2. Astronomy: The Fantastic Voyage
Through Time
◦ Astronomy has been a tool for
agriculture, religion, divination and
telling time since early civilization.
These hands-on activities explore
Astronomy’s history and
development, from ancient
civilization to modern times.

3. CalendarsinCuneiform
◦ Using Babylonian months, create a calendar. Use Cuneiform
numerals & illustrate with pictures from ancient Mesopotamia.

4. Babylonian Months:
Nisan Lyyar Sivvan
Tammuz Ab Elul
Tisri Marchesvan Kislev
Tebet Sebut Adar
When needed, a 13th month was added to the Calendar.

5. ANCIENT
ASTRONOMY
 In the British Isles,
stones were used to
keep track of the Sun
and Moon.
Stoneheng
e

6. Archeoastronomy:
Ancient astronomical practices, celestial lore & more
◦ Position of sunrise and sunset at key celestial
alignment dates helped track time and
seasons, critical to agriculture & civilization.

7. Azimuth & Alignment
◦ Finding the times
◦ Learning to work with Azimuth
◦ Locations for celestial alignments
◦ Mapping the site

8. The most sophisticated geocentric
model was that of Ptolemy (A.D.
100–170)—the Ptolemaic model:
◦ Sufficiently accurate to remain in
use for 1500 years
◦ Arabic translation of Ptolemy's
work named Almagest ("the
greatest compilation")

9. So how does the Ptolemaic model explain retrograde motion?
Planets really do go backward in this model.