विद्या
The Arka School of Jyotiṣa & Western Astrology

Learn to read
the sky yourself.

A complete path from the first principles to predictive mastery — carrying the lineage of the masters into lessons any curious mind can follow. "What you have learned, pass on to ten others."

6
Learning paths
68
Lessons
3
Living lineages
वाक्य
The shape of the whole school

The chart is a sentence.

The masters taught the sky as a language. Every graha and star is a letter; a planet placed in a sign and house becomes a word; dignity and aspect are the grammar that binds them — and when all three meet, the heavens speak a sentence you can read. Our whole curriculum climbs those four rungs, one at a time.

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Live now

Step straight in.

Every lesson and instrument below is already built. Click any one to begin — no sign-up, no waiting.

Foundations ज्योतिष Module 0 · live
Lesson 01 · What is Jyotiṣa? Live now The science of light. Carry a lamp through the dark room of karma to meet the nine grahas by their own glow — and learn the first truth of all: a graha is a principle that lives in you, never the physical globe (graha-goḷa). Lesson 02 · The Descent of the Light Live now Where Jyotiṣa comes from. Carry the flame down through five strata of scripture — Veda, Brāhmaṇa, Upaniṣad, Purāṇa, Gītā — reading what each gave the science, then name the ṛṣis who carried the stream. Lesson 03 · Man and the Planets Live now The seed and the tree. Five planetary clocks set to one birth — scrub a lifetime and watch the returns strike at 12, 18.6, 29.5… — and learn the frame of the whole craft: position gives the nature, movement gives the change.
The Nine Grahas & the Outer Three ग्रह Module 2 · all twelve live
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The Twelve Rāśis राशि Module 3 · all 12 live
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Principles of the Zodiac राशि-विभाग Module 4 · live
The three divisions & the Classifier Wheel Element, modality & polarity — turn the lens, light each group, read any sign's frame cold.
The Zodiacal Man कालपुरुष Module 5 · live
The body-map & the turning year The twelve signs head to foot on the Cosmic Man — and along the Sun's year, at the four gates of the equinoxes & solstices.
The Twelve Bhāvas द्वादश भाव Module 6 · live
The wheel of houses & the four aims The twelve fields of life, from the self to release — read through the four aims (dharma·artha·kāma·mokṣa) and the strength of the angles.
The 27 Nakṣatras सप्तविंशति नक्षत्र Module 7 · in progress
Lesson 01 · The Nakṣatra Belt Live now One sky, measured two ways — the twelve rāśis of the Sun and the twenty-seven nakṣatras of the Moon. Drag the Moon along the belt and watch both measures answer at the pāda where they reconcile. ×9 Lesson 02 · The Navāṃśa Live now Magnify any sign ninefold on the Ninefold Sign instrument — read the D9 sign each 3°20′ slice opens, spot vargottama, and see how the 108 aṃśas are the nakṣatra pādas. Lesson 03 · The Anatomy of a Nakṣatra Live now Open a mansion on the dissection table and read its five parts — its lord, its deity, its symbol, its temperament, and the four pādas, each opening a navāṃśa sign. Lesson 04 · The Lords & the Daśā Live now Nine lords share the belt three times over, and the mansion the Moon holds at birth winds the 120-year Vimśottarī clock. Drag the Moon and watch a whole life re-time — lord, balance, and the walk of the nine. Lesson 05 · The Deities & the Symbols Live now Behind every mansion stands a god, and beside every god a picture. Walk the Gallery of the Gods — twenty-seven powers in six families — and learn to re-derive any keynote from its myth instead of memorising it. Lesson 06 · The Three Guṇas Live now Sattva, rajas and tamas, woven at three depths — 3 × 3 × 3 = 27, every recipe exactly once. Read any mansion's substance on the Loom of the Strands, then derive it cold from its number. Lesson 07 · Gaṇḍānta & the Seams Live now Three times on the wheel, water pours straight into fire — a knot where an ending and a beginning are tied too tight to part. Drag the Moon across the seam on the Seam Explorer and watch the knot tighten toward the cusp.
Lessons 08–14 (the special mansions, gaṇa-koota matching by the stars…) are on the way — see the full syllabus below.
The Grammar of the Sky व्याकरण Module 8 · complete
The Aspects · दृष्टि Live now How two planets converse — six angles, two measures. Drag a pair around the Aspect Matrix dial and watch the orb-band light as the angle closes; flip to the whole-sign glance; open all 66 pair readings. Strength & Dignity · बल Live now How loudly a planet speaks — the seven seats from exalted to fallen. Drag a graha around the Dignity Wheel and watch every sign re-weigh; one sign is a throne to one planet and a prison to the next.
The Grammar of the Sky is complete — dignity and aspect both. Now the Reading begins.
Reading the Sky वाक्य Module 9 · begun
How a Chart is Born · लग्न Live now Where the whole chart comes from — the rising sign. Drag the Sun around the Horizon Clock to run the day, and watch which sign breaks the eastern horizon become the lagna. Why birth time is asked to the minute — no casting maths, just the picture. Reading the Whole Chart · पूर्ण कुण्डली Live now The capstone Where the whole School meets. Climb the reading ladder on one real chart — frame, ruler, lights, grahas, aspects, synthesis — in the live Reading Room, then read a stranger's sky cold. Graha · Rāśi · Bhāva · Bala · Dṛṣṭi, joined at last.
Daśā & Timing (the Scrubber, live) also serves this rung — the whole Reading is now on the bench.
The Living Instruments यन्त्र Eleven tools · all live
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The Curriculum

Choose your path through the heavens.

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What this lesson will hold

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Inside a lesson

Clear as a teacher at your side.

Vedic Foundations · Lesson 04 Live now
The Nine Grahas & the Outer Three
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45% complete

Sūrya — the Sun सूर्य

Ātmakāraka · The significator of the soul

The Sun is not merely a planet but the soul itself — the steady flame from which vitality, dignity, and the sense of "I" arise. Where the Sun stands in a chart, there a person seeks to shine, to be seen, and to rule their own small kingdom.

In both traditions it governs the father, authority, and the spine of one's character. Strong and well-placed, it gives nobility and command; afflicted, it can give pride or a brittleness of will.

Rules
Siṃha · Leo
Exalted
Meṣa · Aries
Day
Ravivāra
Continue to Candra → Mark complete
The Two Lenses

Every lesson, two ways.

Arka reads each topic through two lenses — the mundane and the spiritual — taught in three movements that meet in mastery. The lineages we learned from →

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Begin the first lesson today.

The foundations are free, forever. Pass them on when you're ready.

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