THE TERRAN SERIES
Zola begins September 16 — both hemispheres enter the same month simultaneously 28 days
Fourteen Documents · One Coherence

Life is coherence that has learned to write itself into time.

One planet. One coherence.

A sixteen-document body of philosophical and astronomical work — spanning calendar reform, spherical geometry, hemispheric astrology, and contemplative practice — built for the full human population of the Earth.

Terran date: calculating…
select your hemisphere
Begin
New? Start with the Guide →
The Terran Calendar

A soul-calendar anchored to the equinox.

Thirteen months of 28 days each — 52 complete weeks, no remainder, no drift. Three movements: Dissolution, Recognition, Inscription — across a 4+5+4 structure, named from six language families. Grounded in physical absolutes, not metaphor alone.

EQUINOX △ PRIMARY ◆ PRIMARY (from south)
Northern Hemisphere — Triangles Primary

Clockwise, warm, outward. The triangle is the Northern Hemisphere's primary geometry — the form the Northern sky naturally traces. The diamonds are present as complement.

Southern Hemisphere — Diamonds Primary

Counter-clockwise, cool, inward. The diamond is the Southern Hemisphere's primary geometry. The triangles are present as complement. Each hemisphere is primary from where it stands.

Both geometric families inhabit the same unbroken {13/5} star line simultaneously. Ophiuchus ⛎ at the center belongs to neither hemisphere — it is the convergence of both.

Zola is Earth's birthday. Ophiuchus ⛎ is its sign.

What's new
  • Sep 2026 Document XVI published — The Terran Horizon. The document of record. 26 original contributions formally named and attributed. The Closure Proof (S² × T², χ = 0). The Terran Akasha (S² × T³). La Curva di Viviani identified. The Arabic Hinge Zone. The 120-cell. The formal Terran Metric family. The Terran Moment and HALOS as instruments of the hypersphere. Beyond the Horizon — the direction named, the destination left open
  • Sep 2026 The Terran Hypersphere — its own page. Four live animated diagrams: the sphere S², the torus T², La Curva di Viviani, and a stereographic projection of S² × T². The Hypersphere dropdown added to all 26 pages
  • Sep 2026 HALOS — Helio Axis Locus Observable Signature. Your solar identity on the Terran Hypersphere. 2,808 distinct identities · 490 cities · 140 countries · global facts including land vs water, by Movement, by country, the ISS, and Antarctica
  • Sep 2026 The Terran Moment — the synthesis instrument. Your four-layer temporal portrait live on S² × T². Two cities compared simultaneously with the Terran Metric distance between them
  • Sep 2026 The Terran Akasha (S² × T³) named · The Closure Proof established · La Curva di Viviani identified · The Arabic Hinge Zone discovered · All documented in Document XVI
  • Sep 2026 The Terran Day · Kinesis · The Terran Kairos · The Geometry of Containment — four instruments and animations added this month
Sequential Release · Terran Calendar Time

The sixteen documents.

Each document is freely accessible on Zenodo with a permanent DOI. Released in series order, archived open access under CC BY 4.0. Document XVI — The Terran Horizon — is the most recent addition. Document XV — The Terran Body — is in development.

IJul 2026
The Terran Soul The philosophical foundation · Life is coherence that has learned to write itself into time.
Read on Zenodo →
IIJul 2026
The Terran Soul Star The symbol and its mathematics · {13/5} · 52 intersections · 39 triangles · one star, two responses.
Read on Zenodo →
IIIAug 2026
The Terran Calendar 13 months · 28 days each · 52 weeks · NH new year April 1 · SH October 15.
Read on Zenodo →
IVJul 2026
The Dual Zodiac A hemispheric astrological system · 13 signs including Ophiuchus restored.
Read on Zenodo →
VJul 2026
The Dual Veda A hemispheric framework for Vedic astrology · 27 Nakshatras across both skies.
Read on Zenodo →
VIJul 2026
The Dual Dragon A hemispheric framework for Chinese astrology · Five Elements across both hemispheres.
Read on Zenodo →
VIIJul 2026
The Terran Series: An Introduction The public door into the complete body of work.
Read on Zenodo →
VIIIAug 2026
The Terran Calendar of the Soul Dissolution · Recognition · Inscription — a 4+5+4 soul arc across 13 months.
Read on Zenodo →
IXAug 2026
The Terran Practice A 52-week contemplative framework · three weekly essentials · four inner movements.
Read on Zenodo →
XAug 2026
The Terran Meridian A solar time standard · the Prime Meridian relocated to the central Pacific.
Read on Zenodo →
XIAug 2026
Common Questions Practical answers to the questions the Terran Series naturally raises.
Read on Zenodo →
XIIJul 2026
The Terran Infinity Clock One planetary year — two hemispheric responses simultaneously. Zola at the crossing where both meet.
Read on Zenodo →
XIIIJul 2026
The Terran Chronograph An instrument recording time across four scales simultaneously — second, day, week, month, year.
Read on Zenodo →
XIVAug 2026
The Terran Sphere The geometry of earthly time · cos(H) = −tan(φ) × tan(δ) · La Curva di Viviani · The Arabic Hinge Zone · eleven spherical triangles.
Read on Zenodo →
XV
The Terran Body A biologically grounded case for hemisphere-honest timekeeping · vitamin D, melatonin, social jet lag, and SAD by sex, age, ethnicity · the Terran Akasha (S² × T³) · d‑ancestry · awaiting chronobiology collaboration.
In development
XVISep 2026
The Terran Horizon The document of record · 26 original contributions named · S²×T² proved · S²×T³ named · La Curva di Viviani identified · the Arabic Hinge Zone · the 120-cell · Beyond the Horizon.
Read on Zenodo →
Live · Interactive · Twelve Pages

The living tools.

The Terran Series is not only documents. The calendar runs. The star reveals its layers. The clocks show one planetary year from two hemispheric responses simultaneously. The Hypersphere instruments locate you on the four-dimensional manifold the Series has proven closed. Each tool is the final page of its document.

+ Soul Star
Documents I · II
The Soul

The philosophical foundation of the Terran Series — and the {13/5} star polygon that encodes its complete structure.

Read the proposition →
13
× 28 = 364
+ Astrology
Documents III · IV · V · VI
Calendar & Astrology

The structural case for 13 months of 28 days — plus your Dual Zodiac, Nakshatra, and Chinese animal, corrected for your hemisphere.

Explore the calendar →
△ NH
◆ SH
+ Terran Practice
Documents VIII · IX · Live
Soul Calendar & Practice

The live 13-month soul arc for both hemispheres — plus this week's practice: attention, inquiry, and body gesture.

Open the calendar →
TM-?
Your true solar zone
Document X · Live Calculator
Terran Meridian

When the clock says noon — where is the sun? Enter your longitude and the argument proves itself in real time.

Find your TM zone →
cos(H) = −tan(φ) × tan(δ)
Document XIV · Six Live Instruments
The Terran Sphere

The geometry of earthly time — six live instruments. The Latitude Clock shows day length, solar altitude, and flux at your latitude versus its mirror in the opposite hemisphere. The Day Length Calendar shows a full year of light with the 13 Terran months overlaid. The Sphere Clock shows the full rotating globe — terminator line, continent outlines, solar declination, and your personal solar noon. The Flux Calculator shows exactly how much solar energy the sphere is delivering to your latitude — with UV index, vitamin D synthesis times, and the 6.9% Southern Hemisphere perihelion advantage. The Terran Kairos shows the first derivative of day length — the rate the solar signal is changing, with a live Solar Window. Kinesis shows where you are within today’s light from sunrise to sunset, in Phases, Moments, and Pulses.

Explore the sphere →
S²×T³
χ = 0 · closed · boundaryless
+ HALOS
The Terran Hypersphere · Two Live Instruments
The Hypersphere

The Terran Moment reads your complete four-layer temporal portrait live — Movement, Soul Month, Kinesis, Kairos — with your position on the Terran Hypersphere (φ, λ, t‑day, t‑year) shown on a live sphere canvas. Select any two cities from 490 worldwide and see their Terran Moments simultaneously, with the Terran Metric distance between them. HALOS — Helio Axis Locus Observable Signature — names your solar identity: one of 2,808 distinct positions on the Terran Hypersphere. 490 cities, 140 countries, global facts including land vs water, the ISS, and Antarctica.

Find your Moment and HALOS →
+ Terran Day
Live · Both Hemispheres · Five Instruments
The Clocks

One planetary year — two hemispheric responses, six instruments. The Infinity Clock shows one year as two rings joined at Zola ⛎. The Chronograph records time across four scales on the Soul Star face. The H Scroll and V Scroll show the year as living manuscripts. The Solar Clock (UT) expresses time in Universal Times — t:L:AA:TT. The Terran Day shows the complete 24-hour solar cycle with a full conversion table bridging your clock time to the Terran framework.

Open the clocks →
Permanence

Archived, licensed, freely accessible.

Every document in the Terran Series is published under CC BY 4.0 and assigned a permanent DOI through Zenodo. Nothing here requires payment or account creation to read.

License

Creative Commons Attribution 4.0 International. You may share and adapt any document, provided appropriate credit is given to Lee-Kah Williams.

Archive

All documents are deposited in the "The Terran Series" community on Zenodo — a permanent, open-access scholarly repository maintained by CERN.

Authorship

All sixteen documents are original works of Lee-Kah Williams, originated June 2026. The series is independent scholarship, unaffiliated with any institution.