Against the Single Beginning

Repeated origins, regional time, and a reality older than its observable history

Daniel Cheoreanu, in collaboration with ChatGPT
Concept and intellectual direction by Daniel Cheoreanu; research synthesis and drafting developed with artificial intelligence.

A Note on How This Essay Was Made

This essay began with an intuition I could state clearly and a field of science I had never studied deeply enough to test alone. I suspected that the hot early phase we call the Big Bang might describe a regional event inside an older and far larger reality; that several such origins could occur, overlap, and lose any obvious boundary; and that cosmic time itself may be more regional than our prevailing models allow.

The questions and theoretical direction are mine. I used ChatGPT to locate relevant research, test weak points in my reasoning, identify existing theories that approached the same possibilities, and develop the strongest version compatible with current science. The prose that follows was then shaped between us. It is a joint exploration: human intuition directing the inquiry, with artificial intelligence extending its reach across an amount of specialized research that would take any single reader considerable time to assemble.

I have no formal training in physics and make no claim to have discovered a new cosmology. This is a speculative argument built from legitimate scientific disputes, theoretical possibilities, and my own suspicion that our observable history may represent only one part of a much greater reality. The sources are included so readers with the necessary knowledge can examine the research directly and decide where the argument holds, where it reaches too far, and where present science remains genuinely undecided.

Artificial intelligence makes this kind of synthesis possible, though its range can create an appearance of mastery greater than either participant possesses alone. I present the essay in that spirit: as an experiment in what can happen when a philosophical intuition is pursued through current theoretical science, while accepting that both the prevailing model and my alternative may remain incomplete.

The Age Hidden Inside a Model

Every cosmological clock begins with a signal arriving here.

Redshift, background radiation, elemental abundance, stellar age—all of it reaches us from within one causal history. Redshift is the stretching of radiation as space expands, used to infer distance and earlier cosmic conditions. We place these observations inside a chosen mathematical account of space and time, reconstruct the sequence that produced them, then extend the resulting timeline across existence. The mathematics may work beautifully within its range. My suspicion begins when a successful regional account acquires the status of universal biography.

The figure of 13.8 billion years comes bundled with the standard cosmological model, called Lambda Cold Dark Matter, or ΛCDM. The name refers to a universe containing cold dark matter and a cosmological constant represented by the Greek letter lambda. Its calculations also assume a large-scale Friedmann–Lemaître–Robertson–Walker geometry, shortened to FLRW: a mathematical description that treats space as smooth and uniform when viewed across immense distances.

Feed the observations through that system and a highly consistent age appears. Change the geometry, the averaging procedure, or the relation between redshift and elapsed time, and the inferred chronology changes with them. The age cannot be separated from the account used to derive it. The observations are real. Their conversion into a date already contains a theory.

Cosmology has powerful evidence that our observable domain once existed in an extremely hot and dense condition. The cosmic microwave background—the remnant radiation released when the early universe cooled enough for photons to travel freely—appears in every direction. The abundance of primordial elements also supports an early thermal phase. These findings establish a common history for the area we can examine. They have far less to say about whether all existence participated in that event.

The phrase Big Bang encourages a false picture. It sounds like an explosion at one location, followed by material spreading through vacant space. Current cosmology describes an early thermal condition shared throughout our accessible domain. Space itself expanded. Every distant galaxy appears to recede because large-scale distances are increasing, with no central point sitting somewhere beyond the observable horizon.

Even if that account is correct, its scope remains unsettled. The hot early phase could belong to our region while a greater reality possesses a far longer history. What we call the beginning may have been a transition: the thermal birth of one immense domain inside something older, larger, and perhaps beyond any final measurement.

Many Origins Without Permanent Borders

I suspect the early condition dated by cosmology was one among many episodes during which a region entered an extreme thermal state, expanded, cooled, and produced matter capable of forming galaxies. Other origin events could have occurred elsewhere or during earlier eras. From inside our domain, the beginning of our recoverable ancestry would appear to be the beginning of everything.

Inflationary theory has already moved surprisingly close to this picture. Inflation proposes a very early period of extraordinarily rapid expansion. In some versions, this process continues across a greater background while ending locally in separate regions. Energy stored in each region then converts into particles and radiation, giving it a hot Big Bang-like phase of its own. Inhabitants could reconstruct a shared thermal origin even though the surrounding spacetime had a prior history.

Physicists Anthony Aguirre and Steven Gratton went further, constructing a geodesically complete eternally inflating spacetime capable of producing Big Bang-like regions without an absolute beginning. Geodesically complete means that paths through spacetime can be extended indefinitely instead of terminating at an unexplained past boundary. Their proposal remains theoretical, yet it demonstrates that a mathematically serious cosmology can contain repeated creation events inside an older setting.[1]

The Borde–Guth–Vilenkin theorem is often treated as though it rescues a final beginning. The theorem finds that spacetimes which have, on average, continued expanding cannot usually be extended indefinitely into the past. In practical terms, inflation fails to supply its own complete prior history. The result gives us a boundary where additional physics is required. Creation from nothing enters only after someone adds that philosophical interpretation.[2]

Cosmology therefore possesses strong evidence for an early thermal state and far weaker knowledge of what produced it. Those claims are routinely fused until uncertainty disappears from the public version.

I also reject the childish image suggested by the phrase bubble universe. A bubble has a clean skin. It occupies ordinary space, holds a distinct interior, and remains visibly separate from whatever surrounds it. Vacuum domains in relativistic physics have none of that simplicity. A vacuum state refers to the underlying physical condition of space, including the fields and energy present even when ordinary matter is absent. A boundary between two such states is a change in physics and geometry, rather than a soap-like wall floating in empty space.

Studies of eternal inflation already show that separate domains can collide. Depending on their vacuum states and boundary dynamics, an encounter can alter density, curvature, radiation, and the energy fields inside a habitable area. Some simulations recover homogeneous regions after the collision, leaving observers whose past includes another domain while the visible division has largely disappeared.[3]

That is much closer to what I imagine: origin regions whose causal ancestries can overlap without remaining partitioned forever.

Several thermal events could occur across an immense reality, expand into one another, and exchange consequences through fields, gravity, radiation, or compatible states of matter. If two domains eventually settle into the same physical condition, the original division may lose importance. What remains would be a difference in ancestry—density conditions, accumulated time, primordial chemistry, curvature—rather than a wall that conveniently announces where one universe ends and another begins.

A portion of our observable domain could therefore carry the consequences of another origin event. It may contain matter that developed under different initial conditions before later sharing our causal environment. Calling it “another universe” would already prejudice the question by assuming permanent separateness. It could be older matter, differently conditioned spacetime, or a region whose formation clock never matched ours.

The usual objection points to the uniformity of the cosmic microwave background. Yet this uniformity establishes a shared thermal history across the region sampled by those photons. It says little about the ultimate ancestry of the setting in which that phase occurred. Inflation was introduced partly because it can erase prior differences and stretch a tiny causal area across the entire observable sky. The same process used to explain lost information cannot then prove that no earlier plurality existed.

An eraser can leave a clean page. It cannot tell us how many drafts were underneath.

The cosmic microwave background provides powerful evidence for the condition of our domain near the time those photons were released. Its reach weakens as we move backward toward inflation, quantum gravity, or any preceding environment. Running general relativity into a singularity reaches the end of the theory’s jurisdiction. The equations have ceased to describe what happens. Turning that failure into the moment existence appeared is a philosophical addition wearing the clothes of physics.

The Problem of One Universal Clock

Time creates an even deeper opening.

Redshift is observed. Age appears only after redshift has been interpreted through a model of space and time. ΛCDM assigns one expansion factor to the entire large-scale universe and gives ideal observers moving with that expansion a shared cosmic clock. This works extremely well if reality can be treated as sufficiently uniform after averaging.

The actual universe consists mostly of vast voids separated by denser filaments, clusters, galaxies, and gravitationally bound systems. General relativity is nonlinear. Averaging such a system changes the equations; the average of a solution differs from the solution produced by averaged matter.

Cosmological backreaction research asks whether the growth of these regional differences alters inferred expansion, curvature, photon travel, and clock calibration enough to matter. A universe filled with voids and dense regions may behave differently from a smooth mathematical average, even if both contain the same total amount of matter.[4]

Timescape cosmology develops this possibility into a complete alternative. Clocks associated with dense galactic environments and those associated with volume-dominating voids accumulate different durations. When observations from these areas are compressed into one FLRW timeline, the clock disparity can resemble accelerated expansion. Dark energy then appears as a correction created by imposing one averaged geometry upon a universe that never possessed it in the assumed form.

A 2024 analysis of Pantheon+—a large catalogue of Type Ia supernovae, stellar explosions whose brightness patterns allow astronomers to estimate distance—reported strong statistical preference for timescape over ΛCDM across the full dataset. Its method compared how well each account explained the observations while penalizing unnecessary complexity. A smaller advantage survived even after the researchers removed nearby supernovae most affected by local irregularities. This finding has yet to settle the issue, although it proves that regional clock histories and non-FLRW evolution can compete with the standard interpretation using real observations.[5]

The underlying assumption is now being tested more directly. A 2026 model-independent reconstruction found deviations from FLRW expectations at roughly two to four sigma, depending on which observations and reconstruction methods were used. Sigma measures how unlikely a result would be if the expected model were correct; two to four sigma is suggestive, while physics usually asks for five sigma before calling something a discovery. Present measurements remain too sparse for a decisive conclusion, but this is the exact fault line my intuition keeps returning to: distances, redshifts, and expansion rates may resist description by one universal geometry.[6]

The cosmic dipole supplies another irritation. A dipole is a large directional imbalance across the sky. Several independent surveys have found a matter dipole larger than expected from our own motion, with reported significance above five sigma in some analyses. If the finding survives further scrutiny, the large-scale universe may be less uniform in every direction than FLRW assumes. Systematic error remains possible. So does the possibility that our observable area carries a directional history inherited from conditions outside the standard account.[7]

If one averaged clock is inadequate, “the age of the universe” may be a malformed question. A planet has an age because its formation gives us a defined event. A person has a birthday because biological life supplies a practical boundary. Total existence may have no equivalent moment. Different domains could possess different elapsed histories, joined by interaction without sharing a first instant.

Under that picture, 13.8 billion years could accurately date the expansion and cooling history assigned to our thermal domain. It would say little about the age of matter imported from elsewhere, the duration accumulated in other geometries, or the prior existence of the greater setting.

The Dark Sector as a Sign of Missing Physics

This changes how I view dark energy. The term describes the unknown cause assigned to the observed acceleration of cosmic expansion. In ΛCDM, that acceleration is represented by a cosmological constant: a fixed energy density attributed to space itself. If the assumed geometry or common clock is wrong, the missing component may partly be a bookkeeping residue. We could be inventing a substance to repair an averaging error.

The Dark Energy Spectroscopic Instrument, or DESI, has strengthened this suspicion by mapping millions of galaxies to reconstruct expansion history. Its second major data release, combined with measurements of the cosmic microwave background and distant supernovae, produced preferences ranging from roughly three sigma to above four sigma for forms of dark energy that change over time. The strength varies with the supernova sample, which is itself revealing: the supposedly fundamental component changes character as the observational calibration changes.[8]

A cosmological constant that evolves would be neither cosmological in the old universal sense nor constant. Perhaps the data are detecting regional geometry, changes in gravitational averaging, interaction between vacuum states, or physics inherited from our domain’s origin. Theoretical models already show that extra dimensions, vacuum transitions, and altered gravitational propagation can enter our equations as apparent energy density. Their individual versions may fail. The broader lesson survives: unseen geometry can imitate a new substance.

Dark matter presents a tougher case. The phrase refers to unseen matter inferred through gravity. Its effects gather around galaxies, bend the paths of photons, govern cluster dynamics, influence the cosmic microwave background, and guide the growth of matter across many scales. A neighbouring origin region pulling upon ours from one direction would fit this poorly.

The stronger version of my idea requires no external object tugging on galaxies. An earlier domain interaction could alter the primordial density field, seed compact objects, modify gravitational behavior, or leave effective geometric terms that follow matter once galaxies form. What we call dark matter could then include physical particles produced during ancient vacuum transitions alongside gravitational effects inherited from a deeper geometry. The label may be grouping several causes because our theory recognizes only their common pull.

I would stop short of claiming that repeated origins explain dark matter. My narrower claim is harder to dismiss: the dark sector proves that most of the inferred material content of the universe is known through effects whose underlying causes remain unsettled. A framework containing invisible matter and unknown acceleration has little basis for acting metaphysically complete.

The Hubble tension belongs here as well. It is the persistent disagreement between the expansion rate inferred from the early universe and the rate measured through relatively nearby stars and supernovae. Within ΛCDM, both methods should converge upon the same value. Their failure to agree may arise from calibration problems or missing particle physics. It could also mean that one expansion history is being applied across regions and epochs that accumulated time differently.

Galaxies That Arrived Too Soon

The unexpectedly mature galaxies found by the James Webb Space Telescope add another pressure point. Most may yield to improved astrophysics: faster cooling, violent mergers, altered stellar populations, black-hole contamination, or higher early star-formation efficiency. Yet the remaining cases are genuinely strange.

A spectroscopically confirmed sample of 36 massive galaxies observed as they existed roughly 500 million to 1.2 billion years after the standard Big Bang chronology began produced no overall contradiction with ΛCDM. Three ultra-massive objects, however, appeared to require about half of their available ordinary matter to convert into stars—two or three times the efficiency of the most productive galaxies at later epochs.[9]

Another galaxy assembled roughly 100 billion times the mass of the Sun in stars during a burst lasting about 200 million years, then ceased forming new stars within the first billion years of the accepted timeline. Current simulations predict such objects far too rarely for their discovery in the small area surveyed.[10]

These galaxies provide no proof of older matter. They do, however, create the exact kind of anomaly an overlapping-origin theory would make interesting: development occurring too efficiently within the assigned chronology.

If certain regions inherited greater primordial density, a different clock history, or matter processed during an earlier phase, they would assemble sooner without appearing individually older through ordinary stellar dating. Their advanced condition would look like impossible efficiency because our calculations would insist upon the wrong starting point.

Earth’s age participates in this suspicion, though it offers weaker evidence. Our planet has existed for about 4.5 billion years—nearly one-third of the entire chronology assigned to the universe. Basic life appeared relatively early, while complex organisms consumed much of the remaining span. None of this directly conflicts with 13.8 billion years. It does expose how compressed the accepted history is. One ordinary planet has occupied a substantial fraction of all elapsed time since the supposed universal beginning.

Physical possibility settles no question by itself. Yet the ratio should deprive us of the emotional certainty with which 13.8 billion years is often presented as unimaginable antiquity. It may be ancient relative to human life while remaining young relative to existence.

Human intuition about scale can deceive us. Scientific intuition can do the same, especially after a successful model has trained several generations to see every anomaly through its categories. The responsible response is neither automatic disbelief nor obedience. It is to ask which account explains more while requiring fewer invisible repairs.

What the Theory Would Have to Predict

The decisive test would be spatial coherence. Unusually mature galaxies should gather within areas carrying other irregularities—excess gravitational lensing, altered matter density, microwave-background anomalies, unusual chemistry, dipole alignment, or a distinct relation between redshift and distance. A random scatter would favor revised galaxy physics. A correlated territory would suggest that the environment itself had a different ancestry.

Regional differences should also appear across independent observations. An area containing unusually developed early galaxies might show altered primordial element abundance, a peculiar expansion history, or gravitational-wave features consistent with an ancient vacuum transition. The strength of the theory would lie in predicting several connected effects from one cause. Without such connections, it would remain an interesting possibility beyond empirical reach.

This is where the idea gains scientific form. I am proposing more than hidden worlds beyond observation. Repeated origin events could leave coherent regional residues after their obvious divisions disappear. The evidence may lie in correlations among phenomena currently studied separately because the standard account assigns each problem to a different box.

The Hubble tension becomes a calibration dispute. Dark energy receives its own unknown component. Cosmic dipoles are treated as possible systematics. Mature galaxies become a problem in star-formation efficiency. Large-scale anomalies in the cosmic microwave background are judged one by one. Perhaps that separation is the error. Several tensions may arise because one regional clock and one globally uniform geometry are being imposed upon matter with a more complicated past.

My theory, stated at its strongest, is this:

Reality may be spatially immense or infinite and possess no single birth. Across it, regions undergo transitions into hot, dense states at different locations and times. Those origin domains expand, interact, and sometimes settle into compatible physical conditions, allowing their causal histories to overlap. Inflation and later expansion erase obvious divisions while preserving subtler differences in density, curvature, vacuum state, clock history, and matter development. Observers inside one such region reconstruct a common thermal past and mistake that recoverable beginning for the beginning of everything.

The standard chronology could remain mathematically accurate within its intended range. Its failure would be one of scope.

Cosmology may have dated the cooling of our origin event with extraordinary accuracy. It then gave that event the name of existence.

The 13.8 billion years could survive intact. It would date this phase. Reality itself may have no first day.

Endnotes

1. Anthony Aguirre and Steven Gratton, “Steady-State Eternal Inflation”⁠.
2. Arvind Borde, Alan Guth and Alexander Vilenkin, the past-incompleteness theorem for inflationary spacetimes⁠.
3. Anthony Aguirre and Matthew Johnson, review of possible observations arising from collisions between inflationary domains⁠.
4. Thomas Buchert and Syksy Räsänen, review of cosmological backreaction and its possible effect on expansion, curvature, and photon travel⁠.
5. Antonia Seifert and colleagues, Pantheon+ supernova comparison of timescape cosmology and ΛCDM⁠.
6. S. M. Koksbang, Asta Heinesen and Timothy Clifton, model-independent tests of FLRW consistency⁠.
7. Review of the cosmic dipole anomaly and its challenge to large-scale uniformity⁠.
8. Dark Energy Spectroscopic Instrument and Atacama Cosmology Telescope researchers, cosmological implications of the second DESI data release⁠.
9. Spectroscopic study of 36 massive early galaxies from the FRESCO survey⁠.
10. James Webb Space Telescope confirmation of the massive quiescent galaxy RUBIES-EGS-QG-1⁠.