Astrology

What it is

Astrology is a range of divinatory practices that propose a link between the apparent positions of celestial objects and events on Earth. Historically, it served as a method to predict seasonal shifts and interpret divine communications through the sky. While modern science classifies it as pseudoscientific, ancient civilizations viewed it as a serious scholarly discipline connected to astronomy, medicine, and alchemy. It encompasses various cultural systems, from Western horoscopes to Eastern astrological frameworks, all seeking meaning in astronomical cycles.

Where it comes from

The roots of astrology lie in early calendrical systems used to track seasons, with evidence of lunar observation dating back twenty-five thousand years. The oldest undisputed astrological texts come from Babylon around seventeen hundred BCE, such as the Venus tablet of Ammisaduqa. These early systems influenced later developments in Greece and Egypt. Hellenistic astrology emerged in Alexandria after three hundred thirty-two BCE, blending Babylonian techniques with Egyptian decanic systems. This fusion created the horoscopic tradition that spread through Rome and the Islamic world before reaching Europe.

How it is done

Practitioners analyze the positions of stars, planets, and the moon to forecast terrestrial events or personality traits. Ancient methods included electional astrology, where favorable constellations were chosen for temple construction based on dream revelations. The Babylonians viewed celestial events as signs rather than direct causes. Later systems, like those developed in Alexandria, utilized the zodiac, planetary exaltations, and decans to map influences on human life. Astrologers would calculate these alignments to offer guidance on political matters, agriculture, and personal destiny.

Tools and materials

The primary tools are the celestial bodies themselves: the sun, moon, planets, and fixed stars. The zodiac serves as a central framework, dividing the sky into signs and degrees. Specific markers include the decans, thirty-six ten-degree segments originating from Egypt, and the trine aspect. Ancient texts also referenced heliacal risings of stars to align temples and calendars. Instruments for measuring these positions evolved over time, but the core reliance remained on visual observation of the night sky and recorded astronomical data.

What it is for

Astrology was used to foresee outcomes, determine luck, and understand power dynamics in politics and society. Farmers used star patterns to plan agricultural activities and anticipate floods. Rulers consulted astrologers for decisions on war and temple building. In later periods, it became associated with predicting individual personality traits and significant life events through horoscopes. It also served to explain the influence of fate versus free will, a topic heavily debated by ancient philosophers who questioned its moral implications.

Who does it

Historically, astrologers were often scholars, astronomers, or court officials attached to royal courts. Figures like Ptolemy in Alexandria and later Tycho Brahe and Johannes Kepler practiced both astronomy and astrology. They were trained in complex mathematical and observational skills, integrating knowledge from multiple disciplines. The role required deep study of texts and long-term observation of celestial cycles. Over time, the distinction between astronomer and astrologer widened, with the latter focusing more on divinatory interpretations rather than pure scientific measurement.

Peoples and places

Various cultures developed distinct astrological traditions. The Babylonians established early systematic records of planetary movements. The Hindus created the Vedāṅga Jyotiṣa, one of the earliest known texts on the subject. The Chinese elaborated their system during the Zhou and Han dynasties, incorporating Yin-Yang philosophy and the five elements. The Maya also built elaborate predictive systems. In the Arabian Peninsula, pre-Islamic Arabs practiced fatalism linked to astral configurations. These diverse groups shared a common interest in reading the sky, though their specific symbols and methods varied significantly.

What people believe

The underlying worldview posits that celestial bodies exert an influence on earthly affairs, either as signs or causes. Ancient practitioners believed the gods communicated through the sky, and that human destiny was tied to astral configurations. Philosophers like Plotinus debated how distant stars could affect human bodies, while skeptics argued against such connections. The belief system often included concepts of fate, free will, and the moral responsibility of individuals. It assumed a interconnected universe where macrocosmic events reflected microcosmic human experiences.

When it is done

Astrology was deeply tied to seasonal cycles and agricultural calendars. Early users tracked lunar phases to organize communal time and predict tides. The rising of specific star groups heralded annual floods or planting seasons. In Egypt, the rising of Sothis was particularly important for calendar alignment. The zodiac itself represents a division of the year, with each sign corresponding to specific times and seasonal changes. Festivals and religious observances were often scheduled based on these celestial markers, integrating timekeeping with spiritual significance.

How scholars and sceptics see it

Since the eighteenth century, astrology has been recognized as pseudoscientific. Researchers have challenged its theoretical and experimental validity, showing no scientific explanatory power. During the Enlightenment, it lost its status as a legitimate scholarly pursuit. Critics like Cicero and Carneades argued against it on logical and empirical grounds, highlighting contradictions such as the twin objection. Modern philosophers view these ancient critiques as early definitions of demarcation between science and pseudoscience. Despite this, it experienced a resurgence in popular belief starting in the nineteen sixties.

Compare and confuse

Astrology is often confused with astronomy, which shares historical roots but diverged into a separate scientific discipline. Unlike astronomy, which studies physical properties of celestial objects, astrology focuses on divinatory meanings. It differs from other forms of divination like tarot or runes by relying specifically on astronomical positions. In different cultures, similar practices exist, such as Vedic astrology in India or Chinese astrology, which use different symbolic systems but share the core concept of sky-reading. The term astrology originally overlapped with astronomy in Latin and French usage.

Law and persecution

In ancient times, astrology was accepted in political and academic contexts, often supported by rulers. It faced opposition from some religious and philosophical groups who criticized its moral implications. During the Enlightenment, it lost institutional support in the West. Today, it is not legally prohibited in most countries but is not recognized as a science. Academic institutions generally do not offer degrees in astrology, reflecting its classification as pseudoscience. However, it remains a popular cultural practice with a large following in contemporary society.

Questions people ask about Astrology

Good reading and sources

• Astrologers and other inhabitants of parallel universesThe Guardian, Article

• Astrology on WikipediaEncyclopedia
• Wikidata recordOpen data