H₀(z=0.5) ≃ 71.5km/s/Mpc · Paper XV · TDCOSMO 2027–2030
β = 0.095Scalar coupling · Pantheon+
fσ₈ = 0.468z = 0.5 · Euclid DR1
15 PapersZenodo · Open access
Oct 2026Euclid DR1 · Test window

Where to start

Choose your path

ÆTHER/TSTU is a complete cosmological framework. Whether you are a physicist, a student, or simply curious, there is an entry point for you.

The Science

Field equations, chameleon screening, MCMC constraints from Pantheon+, and five falsifiable predictions pre-registered for Euclid DR1.

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Corpus Map

The 20 papers organised into 3 pillars — cosmological core, classical lab analogue, biological applications. Status, dependencies, reading paths per reviewer profile.

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Interactive Simulator

Seven simulation modes — Solar System, TNO anomalies, galactic rotation, black hole collapse, neural synchronisation, JWST N-body, and Ætheron PDE.

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Philosophy & Consciousness

A speculative but structured exploration of how the same geometric invariant governing cosmological dynamics may relate to biological self-organisation.

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Learning

From zero to field equations — 15 progressive lessons with quizzes, analogies and badges.

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The Book

266 pages — from the TSTU Lagrangian to the emergence of consciousness. Excerpt, contents and order.

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Falsifiable · Pre-registered · October 2026

Testable Predictions

Five pre-registered predictions for Euclid DR1 (October 2026), published on Zenodo before the data release — a hard falsifiability criterion.

\(\mu_{\rm voids} \approx 1.018\)
Void lensing signal

Enhanced gravitational lensing in cosmic voids due to unscreened φ field. Measurable by Euclid weak lensing survey.

Euclid DR1 · Oct 2026
\(f\sigma_8(0.5) = 0.468\)
Growth rate suppression

Modified structure growth at z = 0.5. Distinguishes ÆTHER from ΛCDM at ~2σ with Euclid spectroscopy.

Euclid DR1 · Oct 2026
\(E_G\) deficit ~2%
E_G statistic

1.1–3.4% deficit in the E_G cross-correlation estimator — a direct probe of the gravitational slip parameter.

Euclid DR1 · Oct 2026
\(t_{\rm coll} = 500\) Myr
JWST early collapse

N-body collapse 52 Myr earlier than ΛCDM at z ~ 9.5. Explains massive galaxies observed by JWST at z ≳ 8.

Consistent · JWST data
\(H_0(z=0.5) \simeq 71.5\)
Hubble constant (mid-redshift)

Paper XV §3.6 prediction (linear-growth reframing). Testable by TDCOSMO & H0LiCOW 2027–2030. The Paper II value (76.2) is superseded as a circularity artifact (Paper XV §3.5).

TDCOSMO test 2027–2030

Framework comparison

ÆTHER vs ΛCDM

Both frameworks agree in the screened (high-density) regime. Differences emerge in voids, at high redshift, and on non-linear scales.

Observable / Property ΛCDM ÆTHER / TSTU
H₀ tensionUnresolved · ~5σ discrepancyReframed · H₀(z=0.5) ≃ 71.5, TDCOSMO test 2027–2030
Structure growth fσ₈Standard · fixed couplingSuppressed · fσ₈(0.5) = 0.468
Cosmic void dynamicsStandard GR · μ = 1Enhanced · μ_voids ≈ 1.018 (unscreened)
Early galaxy formation (JWST)Tension at z ≳ 8 · ~0.3–0.5 dex excess+0.25 dex from G_eff · 63% excess explained
Solar system testsPassedPassed · Vainshtein & Chameleon screening
Dark matter requirementRequired · ~85% of total massNot required · G_eff enhancement in halos
Dark energy / ΛCosmological constant · fine-tuning issueDynamic scalar field V(φ) · sextic potential
Singularities (BH)Predicted · ρ → ∞Avoided · φ restores void state

Open Access · Zenodo

Publications

Fifteen papers deposited on Zenodo (ORCID 0009-0006-9944-4606). Datasets and simulation scripts are publicly available in the community.

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Papers I–XV · ÆTHER/TSTU Series
Foundations · Screening · JWST · Vainshtein · Ætherons · BEC · Euclid · Consciousness · Kinetic Memory · Multi-Scale
zenodo.org/communities/aether-cosmology →