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Gói của Nhật Nguyệt
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Lunar dates, leap months and solar terms are verifiable astronomy, while auspicious days and lucky stars are a later day-selection layer.
The oldest personal chart is a Babylonian tablet from around the 5th century BCE. This study follows astrology from Mesopotamian omens to Greece and Persia.
Number 1 as the Sun and number 2 as the Moon is a convention of modern numerology, spread by Cheiro's 1926 book. We read his text and the test results.
La Hầu and Kế Đô in Cửu Diệu are the Moon's orbital nodes, the North and South Nodes, which Indian, Vietnamese and Western traditions read differently.
Thái Bạch is the most inauspicious star in Cửu Diệu, tied to loss and betrayal. A monthly ritual on the 15th lunar day, facing West with 8 lamps, may help.
Scientific historiography treats Tử Vi, Bát Tự and Thái Ất as calculation techniques built on the can chi calendar and ancient astronomy.
Thiên Mã (Heavenly Horse) in Zi Wei Dou Shu: its origins in ancient astronomy, placement by birth year, and its meaning of movement, change and opportunities.
Đông Sơn bronze drums: their dating, casting techniques, star motifs, Lac birds and frog figures, and what these reveal about ancient Vietnamese beliefs.
Tai Sui in Tu Vi and Feng Shui: its origins in Jupiter and Chinese mythology, how to find its yearly position, and what offending Tai Sui means.
Giờ hoàng đạo are six two-hour slots a day, based on the twelve Earthly Branches and seen in folk practice as favorable for starting important work.
Thanh Long, third star of the Bác Sĩ cycle from Lộc Tồn, is a Water-element auspicious star. This covers its placement, meaning, and classical readings.
The 24 solar terms are seasonal markers tied to Earth's orbit around the Sun, used as a farming guide in the lunar almanac.
The tropical zodiac follows the seasons, the sidereal zodiac the stars. Precession has pushed them about 24 degrees apart, enough to change most Sun signs.
A Sun Sign comes from the Sun's position at your birth in the tropical zodiac, which differs from the actual constellation position.
Vastu Shastra is India's traditional architecture system rooted in Vedic texts, built on the five elements and cardinal directions.
The numerology system that reads core numbers from names and birth dates took shape in America in the early 20th century with L. Dow Balliett.
Tử Vi is the Emperor Star, chief of the 14 main stars, governing authority and status. Explore its meaning, dignity, and interpretation across key palaces.
Saturn return is the 29.46-year cycle when Saturn returns to its birth position: the mechanism, the ages 29 and 58, and research on the near-30 crisis.
Day divination traces back to rishu day books excavated from Warring States, Qin and Han tombs, already systematized by the 3rd century BCE.
Venus rules Taurus, shaping its love of beauty, stability and sensory comfort. See how this bond affects Taurean love, career and self-worth.
Explore the deep connection between Virgo and its ruling planet Mercury: origins, influence mechanisms, and expressions in personality, love, and career.
Auspicious and inauspicious days classify a whole day by the twelve deities, while auspicious hours classify each two-hour block by that same set.
Year-start star offerings follow Cửu Diệu annual stars, not Buddhist doctrine; a 2019 Sangha directive limits pagodas to cầu an.
Tam Bích (Zhen Mu) in Xuan Kong Flying Stars brings disputes and loss, yet can favour authority and fame when combined well.
Canonized in 135 BCE, the I Ching was reread by Song scholars along image-number and meaning-principle lines, then spread to Vietnam and the West.
In the I Ching the Li trigram stands for the sun and Kan for the moon. Where the classic texts say so, how commentators explain it, and how schools differ.
Sương Giáng 2026 begins at 16:39 on 23 October, Vietnam time. The 18th solar term, mid-term of the ninth lunar month: dates, three pentads, customs.
Mars (Hỏa Tinh) is one of the Six Malefic Stars in Tử Vi Đẩu Số. See its origin, nature, meaning in each house, and how it combines with other stars.
Minor fortune in Bát Tự covers one year and supplements the ten-year major fortune. How it starts, per Tam Mệnh Thông Hội, and how it differs.
The Vietnamese lunar calendar is actually a lunisolar calendar combining the moon's phases and Earth's orbit around the Sun.
Qi in feng shui is the invisible flow the Zangshu describes as scattering in wind and stopping at water. It covers sheng qi, si qi, cang feng, and de shui.
The Luo Pan is a Feng Shui compass used to find house and main door directions. Readings work best away from metal and magnetic interference.
The Four Symbols guard the huye: Thanh Long left, Bạch Hổ right, Huyền Vũ behind, Chu Tước in front. This piece covers their shapes and the minh duong layers.
Two calendars can give different lunar dates for the same solar day because they use different legal time zones, such as Vietnam at UTC+7 and China at UTC+8.
Astrology is not science in the modern empirical sense, yet calling it pure superstition ignores its roots in Yin-Yang, the Five Elements and the I Ching.
The Tử Vi Đẩu Số Toàn Thư circulated in the Ming era, its preface crediting La Hồng Tiên with compiling it from works attributed to Hi Di Trần Đoàn.
Tử Vi Đẩu Số has many branches, including Tam Hợp, Tứ Hóa, Trung Châu and Tân Biên. Each reads one chart differently through star sets and Tứ Hóa placement.
