A place to keep reading
These pages stay useful after the calculation is done. They explain the terms on the charts and almanacs, how numbers are formed, and how to read a celestial result without leaving Inner Light for a second definition.
Recommended Sequence
New to astrology or numerology? Start here.
A short path through the core guides before deeper planetary and numerology topics.
Phase 01–06 Foundational Primer
- [ 1 ]Sidereal Sky
What is a Kundli?
See the Vedic chart first: the D1 rashi wheel as a map of the sidereal sky at the moment of birth.
Open guide - [ 2 ]Five Limbs
What is Panchang?
Learn the five daily limbs of time: Tithi, Vara, Nakshatra, Yoga, and Karana.
Open guide - [ 3 ]Western Sphere
What is a natal chart?
Meet the Western tropical wheel: seasonal orientation, planetary longitudes, houses, and aspects.
Open guide - [ 4 ]Pythagorean Math
What is Life Path?
Start numerology simply: reducing a birth date to the primary Life Path number, including master numbers.
Open guide - [ 5 ]Horizon Vector
What is Lagna?
The Rising Sign: how the eastern horizon anchors the twelve-house wheel and defines planetary rulerships.
Open guide - [ 6 ]Ayanamsha Shift
Sidereal vs Tropical
Why the two zodiacs differ: axial precession, Lahiri ayanamsha, and when each frame is used.
Open guide
Vedic astrology
Kundli, Lagna, Nakshatra, houses, Grahas, dasha, and the sidereal frame.
13 Canonical Entries
- Vedic astrology
What is a Kundli?
A Kundli is the Vedic birth chart, a map of the sky at your birth drawn with the sidereal zodiac. Learn what it contains, how it differs from a Western chart and how its main parts fit together.
Vedic astrologyRead guide → - Vedic astrology
What is Lagna?
Lagna is the Vedic rising sign, the zodiac sign on the eastern horizon at birth. Learn how it is calculated, why it matters, how it differs from the Western rising sign and what each Lagna means.
Vedic astrologyRead guide → - Vedic and Western astrology
What is a Moon sign?
Your Moon sign shows your emotional nature, what comforts you and how you react under stress. Learn how it works, how to find it and what the Moon means in each of the twelve signs.
Vedic astrologyRead guide → - Vedic astrology
The 27 Nakshatras
The 27 Nakshatras are the lunar mansions of Vedic astrology, each spanning 13 degrees 20 minutes of the zodiac. See the full list with rulers and symbols, and learn how your birth star is found.
Vedic astrologyRead guide → - Vedic and Western astrology
The 12 houses in astrology
The twelve houses divide a natal chart into areas of life such as money, home, romance, work and career. Learn what each house means, how houses are grouped and how to read them.
Vedic astrologyRead guide → - Vedic astrology
The nine Grahas
The nine Grahas are the planets of Vedic astrology, the Sun, Moon, Mars, Mercury, Jupiter, Venus, Saturn and the lunar nodes Rahu and Ketu. Learn what each stands for, where it is strong and how they differ from Western planets.
Vedic astrologyRead guide → - Vedic astrology
What is Vimshottari Dasha?
Vimshottari Dasha is the 120 year planetary period system of Vedic astrology, based on the Moon Nakshatra at birth. Learn the order, the years of each planet, how to find your balance and how sub periods work.
Vedic astrologyRead guide → - Vedic astrology
What is Lahiri ayanamsha?
Lahiri ayanamsha is the standard value used to convert tropical positions into the sidereal zodiac in Vedic astrology. Learn what an ayanamsha is, why it matters, how Lahiri compares with other systems and how to check yours.
Vedic astrologyRead guide → - Vedic and Western astrology
Sidereal vs tropical astrology
Western astrology uses the tropical zodiac and Vedic astrology uses the sidereal zodiac, which differ by about 24 degrees. Learn why, what changes in your signs and how to use both.
Vedic astrologyRead guide → - Vedic astrology
What is Manglik Dosha?
Manglik Dosha is a Vedic astrology condition that arises when Mars sits in certain houses of a birth chart, often discussed in marriage matching. Learn the rule, the common exceptions and how to view it with balance.
Vedic astrologyRead guide → - Vedic compatibility
What is Ashta Koota?
Ashta Koota is the 36 point matching system of Vedic astrology, based on the Moon sign and Nakshatra of two people. Learn the eight Kootas, how the score is read and what the system can and cannot tell you.
Vedic astrologyRead guide → - Vedic astrology
How to read a Vedic birth chart
A step by step guide to reading a Vedic Kundli, from finding the Lagna and Moon sign to checking planets, houses, aspects and the current Dasha. Written for beginners, with a worked order of steps.
Vedic astrologyRead guide → - Vedic astrology
What are Yogas in Vedic astrology?
Yogas are special planetary combinations in a Vedic birth chart that describe talents and themes. Learn the main types, famous examples such as Gajakesari and Raja Yoga, and how to read them without over reading.
Vedic astrologyRead guide → - नक्षत्र · Nakshatra System
Nakshatra directory
All 27 lunar mansions: ruling planet, signs spanned, and four padas.
Stellar ArchitectureRead guide →
Panchang and muhurta
The five limbs of the day, Rahu Kala, and Choghadiya.
6 Canonical Entries
- Hindu calendar
What is Panchang?
The Panchang is the Hindu almanac that lists the five limbs of a day, Tithi, Vara, Nakshatra, Yoga and Karana. Learn what each means, how they are calculated and how people use them to choose timing.
Panchang and muhurtaRead guide → - Panchang
What is Tithi?
A Tithi is a lunar day in the Hindu calendar, the time the Moon takes to gain 12 degrees on the Sun. Learn the 30 Tithis, how they relate to Moon phases, why their length varies and how they set festivals.
Panchang and muhurtaRead guide → - Panchang
What is Yoga in Panchang?
Yoga is the fourth limb of the Hindu Panchang, found from the combined positions of the Sun and Moon. Learn how the 27 Yogas are calculated, their names, which are considered difficult and how they are used.
Panchang and muhurtaRead guide → - Panchang
What is Karana?
A Karana is half of a Tithi, the fifth limb of the Hindu Panchang. Learn the 11 Karanas, how they repeat, why Vishti or Bhadra is avoided and how Karana is used to choose timing.
Panchang and muhurtaRead guide → - Panchang
What is Rahu Kala?
Rahu Kala, also called Rahu Kalam, is a daily window of about 90 minutes that many Hindu families avoid for starting new work. Learn how it is calculated, the times for each weekday and how people treat it.
Panchang and muhurtaRead guide → - Electional time
What is Choghadiya?
Choghadiya is a Hindu timing system that divides day and night into eight parts, each labeled good, neutral or poor. Learn the seven types, how the day sequence runs and how people use it to pick a time.
Panchang and muhurtaRead guide →
Western astrology
Natal charts, aspects, synastry, and transits.
5 Canonical Entries
- Western astrology
What is a rising sign?
Your rising sign, or Ascendant, is the zodiac sign that was climbing over the eastern horizon at your birth. Learn what it shows, how to find it and what each rising sign looks like.
Western astrologyRead guide → - Western astrology
What is a natal chart?
A natal chart is a map of the sky at the exact time and place you were born. Learn what it contains, what you need to build one and how to read the basics.
Western astrologyRead guide → - Western astrology
The major aspects in astrology
Aspects are the angles between planets in a chart. Learn the five major aspects, what orbs are, how to tell hard from easy aspects and how to read common chart patterns.
Western astrologyRead guide → - Relationship astrology
What is synastry?
Synastry compares two natal charts to study how two people relate. Learn the key contacts such as Sun and Moon, Venus and Mars, house overlays and how to read a comparison with balance.
Western astrologyRead guide → - Western astrology
What is a transit in astrology?
A transit is the current position of a planet in the sky compared with your natal chart. Learn how transits work, the major life cycles such as the Saturn return and how to read them with care.
Western astrologyRead guide →
Numerology
Life Path, name numbers, personal cycles, and the Lo Shu grid.
7 Canonical Entries
- Name and date numbers
What is numerology?
Numerology assigns meaning to numbers drawn from your birth date and name. Learn its history, the core numbers, how a reading works and how to approach it with a clear head.
NumerologyRead guide → - Numerology
How is a Life Path number calculated?
The Life Path number is the most important number in numerology and comes from your full date of birth. Learn the step by step calculation, master numbers and what each number means.
NumerologyRead guide → - Numerology
What is a Destiny number?
The Destiny number, also called the Expression number, is calculated from every letter in your full birth name. Learn the letter chart, a worked example, what each number means and how it differs from the Life Path.
NumerologyRead guide → - Numerology
What is a Soul Urge number?
The Soul Urge number, also called the Heart Desire number, comes from the vowels in your full birth name. Learn how to calculate it, a worked example, what each number means and how it differs from your Destiny and Personality numbers.
NumerologyRead guide → - Numerology
What is a Personal Year?
The Personal Year number shows the theme of a twelve month period in numerology, found from your birth day, birth month and the current year. Learn the calculation, the nine year cycle and what each year number suggests.
NumerologyRead guide → - Numerology
What is the Lo Shu Grid?
The Lo Shu Grid is a three by three magic square from Chinese tradition that numerologists use to map the digits of a birth date. Learn its origin, how to fill it, what each square means and how to read missing numbers.
NumerologyRead guide → - Numerology
Pythagorean vs Chaldean numerology
Pythagorean and Chaldean are the two main systems of numerology and give different numbers for the same name. Learn how each assigns letter values, a worked comparison, their history and how to choose one.
NumerologyRead guide →
Direct Observational Tools
Ready to calculate your own planetary coordinates?
Inner Light generates charts and daily almanacs from the same high-precision astronomical ephemeris data used across these guides.