c.2872 B.C.E. Sargon of Agade uses astrologer priests for purposes of predictions

2079-1960 B.C.E Ziggarut at Urak, Ur and Babylon, ancient observatories that allowed the ability to record the movements of the celestial sky.

c.668 B.C.E. Earliest surviving horoscope

572-490 B.C.E. Pythagoras theory:what embodies greater wisdom=numbers, what embodies great beauty=harmony. The source of planetary aspects as we know today.

428-348 B.C.E. Plato's Timeus identifies the universe as a living entity created by therein,composed of four elements which distinguish form another by molecular form, although all four elements are interconnected and interrelated in a perfect harmonious form.

490-420 B.C.E. Empedocles replaces theory of matter with theory of all substances derive form the four elements: fire,air,water and earth. Basic principle of developing astrological interpretations.

460-377 B.C.E. Hippocrates uses astrological principles by the studying the human body in relation to rhythms which astronomers had observed within the universe as a whole.

384-322 B.C.E Aristotle's Elementary properties of matter:

FIRE= Warm, dry
EARTH= Cold, dry
AIR=Moist,warm
WATER=Moist,cold

c.330 B.C.E. Berossus (Chaldean Astrologer that Alexander the Great returned to the west with)found School of Astrology at the Island of Cos. Greek Astrologers taught there.

310-320 B.C.E The period of the Stoics, which regarded the celestial bodies as living deities that governed human destiny through universal sympathy.

Aristarchus, at this time and a Stoic, claims Earth revolves around the Sun.

63 B.C.E-14 C.E. Augustus has coins stamped with his sign, Capricorn

Birth of Christ announced by the Magi, astrologers following a star.

c.120-180 C.E. Claudius Ptolemy, author of Tetrabiblios, the greatest astrological textbook

204-270 C.E. Plotonius, founder of Neoplatonism, accepts validity of astrology, but insists on free will.

354-430 C.E. St. Augustine. He accepts Astrology when young but then turned violently against it. The arguments he advanced are still used by churchmen today.

c.400 C.E. The great library of Alexandria is dispersed with the loss of many Astrological texts.

410-485 C.E. Proclus, philosopher and successor to Plato, writes paraphrase of Ptolemy's Tetrabiblios.

c.450 C.E. Gaius Julius Solinus writes long interpretation of the horoscope of Rome

c.550 C.E. Horapollon publishes Hieroglyphics, describing how the sacred beetle lives in strict conformity with astrological theory

10th Century, Ibn Yunis, Moslem astronomer, compiles at Cairo the Hakamite tables of planetary motions

940-1020 C.E. Firdausi, or Abul-Qasim Mansur,Persia's epic poet, writes the Sah-Namah of over 60,000 couplets , containing many astrological references.

b978 C.E. Murasaki, author of the Tale of Genji, the oldest work of fiction in the world includes references to Japanese astrology

1125-1274 C.E. St. Thomas Aquinas accepts idea of Astrology as applied to natural phenomena: 'the celestial bodies work indirectly on the condition of understanding.'

c1214-1294 C.E. Roger Bacon, a distinguished Franciscan philosopher, praises the new art of mathematics as essential for the proper practice of astrology.

1225-1230 C.E. Cambridge University founded. Astrology taught there from 1250.

c1254-1324 C.E. Marco Polo, Venetian explorer, estimates that 5000 astrologers work in China (Kanbalu) alone.

1265-1361 C.E. Dante, author of Divina Commedia, uses astrological imagery in his works.

c1280 C.E. Johannes Campanus, mathematician and chaplain to Pope Urban IV, devises a new method of House division.

1414-1484 C.E.Pope Sixtus IV, the first of the great astrologer popes.

1468-1549 C.E. The Popes that supported Astrology thrived during this time: Sixtus IV, Julius II, Leo X, and Paul the III.

1473-1543 C.E. Copernicus advances theory that the earth revolves around the sun. He dedicates his main work to the astrologer pope, Paul III.

1480-1519 C.E. Lucrezia Borgia shares a think tank of astrologers with her father, Pope Alexander VI.

1493 C.E. The Kalendar of Compost of Shepherds projected influence in all mens lives that astrology has in matters of health, love and the future.

1546-1601 C.E. Tyro Brahe, court astronomer and astrologer, says anyone who denies astrology is ignoring the 'clear evidence'. He then proved the physical effect of the planets on the Earth.

1564-1616 C.E. William Shakespeare references astrology in all his plays.

1565-1630 C.E. Tommasso Campanella performs magical and astrological ceremonies for Pope Urban VII.

1571-1630 C.E. Johannes Kepler, holds that Astrology 'derives from experience which can be denied only by people who have not examined it.'

1577-1640 C.E., author of Anatomy of Melancholy, states stars 'incline not compel' exercise of free will. However, he did predict his own death with accuracy.

1603-1668 C.E. Placidus, a monk and a Paduan professor, originates the still popular House system for division of the celestial sky.

1675 C.E. Greenwich, leading Briish observatory was founded. Rev. John Flamsteed, the first Astronomer Royal. The beginning of the rift between astronomy as the science and astrology as the mathematical intuitive art.

1687 C.E. Isaac Newton, Principia Mathematica

The age of the Rationalists.

1831-1891 C.E. Helena Blavatsky founds the Theosophical Society in 1875. She has developed her own astrological theory and has a following of such.

1846 C.E. Neptune, the ninth astrological planet, discovered after work done by John Couch Adams and U. J. J. Leverrier.

1865-1932 C.E. Evangeline Adams, nationally known American astrologer, begins the first radio astrology program.

1875-1961 C.E. Carl Gustav Jung, Swiss psychologist, performs astrology experiments which revives interest in Astrology.

1889-1964 C.E. Jawaharalal Nehru, first prime minister of India whose primary objective was to modernize India, plays down his own interest in Astrology but has birth charts drawn up for all his grandchildren.

1895-1985 C.E. Dane Rudhyar another pioneer in astrological theory.

1900-1988 C.E. Reinhold Ebertin, founder of the Kosmobiologische Akademie Aalen, noted for his astrology theory on harmonics.

1930 C.E. Clyde William Tambaugh discovers Pluto, the tenth planet.

1930 C.E. Bristish astrologer columnist, R.H. Naylor, correctly predicts in the Daily Express one week before tragedy, "serious danger for British Aircraft". British airship R101 crashes one week later.

1969 C.E. International Society for Astrological Research (ISAR) founded.

1977 C.E. Chiron discovered and named by the Astronomical community

1992 C.E. Chiron recognized as a significant celestial body influence by the Astrological community.