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Every page, tool, and resource on omegacentauri.me.

omegacentauri.me  ·  Last updated: 2026-06-02

◈ This site is open source.   github.com/PostOakLabs/OCS  — all HTML, tools, and proposals are publicly available.

Main pages

  • Home Mission statement, science overview, IMBH candidate, Fermi paradox framework, and roadmap.
  • FAQ Frequently asked questions about Omega Centauri, the IMBH candidate, and the OCS hypothesis.
  • Research Proposals Index of eleven working-draft observational proposals spanning neutrino, gamma-ray, radio, infrared, gravitational-wave, and astrometric channels.
  • Advisors Scientific advisory board.
  • Membership How to get involved with the Omega Centauri Society.
  • Tools Index Index of all interactive science tools.
  • Contact Get in touch with the OCS team.

Research proposals

  • KM3NeT / ARCANeutrinoOC Technosignature Neutrino Search — Mediterranean upward-going-source geometry.
  • IceCubeNeutrinoOC Technosignature Neutrino Search — South Pole complementary channel.
  • Fermi-LAT / CTA-SouthGamma-rayGamma-ray technosignature search across accretion, jet, and beam-leakage scenarios.
  • MeerKAT / SKARadioMillisecond Pulsar Timing Array — gravitational potential mapping of the OC core.
  • MeerKAT Deep PulsarRadioExpanded deep pulsar timing for tighter IMBH mass constraints.
  • MeerKAT Radio SETIRadioNarrowband radio beacon search toward the OC cluster core.
  • JWST NIRSpec/IFUInfrared'Managed Environment' chemical-fingerprint test — natural vs. engineered TDE signatures.
  • JWST NIRCam/MIRI DeepInfraredDeep IR accretion upper limits — extends Chen et al. (2025) non-detection.
  • LIGO / KAGRA + AugerMulti-messengerContinuous GW search combined with UHECR directional analysis.
  • ELT / MICADOAstrometryProper-motion astrometry of the seven Häberle fast-moving stars with the 39 m ELT.
  • HST / Gaia MonitoringAstrometryContinued multi-epoch monitoring to refine the IMBH mass and orbital constraints.

Interactive tools

  • Where to Start — Guided PathwaysTwo curated routes through the site: student/new visitor (narrative → dashboard → tools) and researcher (constraints → falsification → proposals).
  • Is There an IMBH? — Guided NarrativeFive-section scrollytelling narrative with embedded live tools covering the kinematic case, BZ energy channel, radio detectability, and verdict.
  • IMBH Evidence DashboardLive constraint board: mass, spin, and B field sliders update BZ power, radio flux, gamma signal, Penrose reservoir, spin-up timeline, and evidence verdict simultaneously.
  • IMBH Constraint StackerStack independent IMBH mass constraints and compute a joint posterior.
  • Falsification & Observational RoadmapStructured map of observable predictions and the instruments that could falsify them.
  • LISA EMRI/IMRI DetectabilityCompute LISA detectability for inspiral signals from OC's IMBH candidate.
  • Kerr Geometry ViewerVisualise the spacetime structure of a rotating black hole — ergosphere, ISCO, photon sphere.
  • Hawking Evaporation TimelineEvaporation timescales, peak luminosity, and temperature for black holes of any mass.
  • Superradiance / Black-Hole-Bomb ExplorerSuperradiant instability growth rates and energy extraction from a Kerr black hole.
  • Tidal Disruption CalculatorTidal disruption event rate, disruption radius, and fallback timescale for OC's IMBH.
  • IMBH Measurement TimelineHistorical timeline of Omega Centauri IMBH mass measurements and upper limits.
  • JWST Accretion Limit VisualiserVisualise the Chen et al. (2025) NIRCam/MIRI photometric upper limits on IMBH accretion.
  • Pulsar Timing IMBH SensitivitySimulate pulsar timing residuals induced by an IMBH in OC's core.
  • Velocity Dispersion / M-σ EstimatorEstimate IMBH mass from OC's stellar velocity dispersion via the M-σ relation.
  • Orbital Dynamics LabSimulate stellar orbits around OC's IMBH candidate — precession, eccentricity, timescales.
  • Synthetic Observation SimulatorSimulate what a given instrument would observe targeting OC's core.
  • Globular Cluster ComparatorCompare Omega Centauri's properties against other Milky Way globular clusters.
  • CMD ExplorerInteractive Colour-Magnitude Diagram explorer for OC's stellar populations.
  • Drake Equation Monte CarloMonte Carlo sampling of the Drake equation parameters with uncertainty propagation.
  • Great Filter LocalizerBayesian framework for placing the Great Filter relative to humanity's current position.
  • Aestivation Cost CalculatorModel the thermodynamic cost of the Aestivation Hypothesis for a civilisation at OC.
  • BZ / Kardashev Power CalculatorBlandford-Znajek jet power and Kardashev scale metrics for OC's spinning IMBH.
  • Dyson Swarm Material ComparatorCompare material requirements for a Dyson swarm around OC's IMBH at various radii.
  • Compute-in-Space FootprintEstimate the physical footprint of a computronium structure near OC's IMBH.
  • Bekenstein-Landauer-Lloyd Limit ExplorerFundamental physical limits on computation and information storage near a black hole.
  • STEM Compression ExplorerExplore the information-theoretic compression limits of physical law near OC's IMBH.
  • Gravitational Time DilationGravitational and kinematic time dilation at various distances from OC's IMBH.
  • Cosmological Natural SelectionModel Smolin's CNS hypothesis and OC's role as a potential black-hole nursery.
  • Cosmic Centre IllusionVisualise why every observer in an expanding universe appears to be at the centre.
  • Radio SETI SensitivitySensitivity curves and detection horizons for radio technosignature searches at OC.
  • Optical SETI SensitivityOptical pulse and continuous-wave technosignature detectability at OC distances.
  • Neutrino SETI SensitivityDetection horizon for hypothetical neutrino-beam technosignatures from OC.
  • Interstellar Link BudgetRadio, laser, and neutrino link-budget calculator across 17,900 light-years to OC.
  • Dark Matter Annihilation FluxPredicted gamma-ray annihilation flux from OC's retained dark matter cusp; compare to Fermi-LAT limits.
  • oMEGACat Population ExplorerVisualise OC's multiple stellar populations from the oMEGACat photometric survey.
  • IMBH Growth HistoryModel the accretion and merger history of OC's IMBH from seed mass to present day.
  • Omega Dwarf OriginExplore the evidence that OC is the stripped nucleus of an accreted dwarf galaxy.
  • Mass Segregation ExplorerVisualise how stellar mass segregation in a globular cluster concentrates massive objects near the core.
  • Tidal Capture Rate CalculatorRate at which the IMBH tidally captures stars passing within the capture radius.
  • Astrometric MicrolensingAstrometric shift and photometric magnification for a microlensing event by OC's IMBH.
  • Dark Cluster Hypothesis TesterTest whether a dark cluster of stellar remnants (no IMBH) can reproduce OC's observed kinematics.
  • Multi-Messenger Alert SimulatorSimulate the multi-messenger signal from a TDE or merger in OC's core across GW, EM, and neutrino channels.
  • Penrose Process CalculatorEnergy extraction efficiency and power for the Penrose process in the ergosphere of OC's Kerr IMBH.
  • Matrioshka Brain Layer PlannerDesign a nested Dyson-sphere computation stack powered by OC's IMBH — layer temperatures, radiator areas, total ops/sec.
  • Reversible Computing AdvantageLandauer-limit savings from reversible (Bennett-style) computation at various temperatures.
  • IMBH Seed Formation CalculatorFormation-channel assessment (runaway collisions vs. BH mergers) and 12-Gyr growth trajectory for the IMBH seed. Calibrated to González Prieto et al. (2025).
  • Passive SETI Detection ProbabilityCiviletti (2025) geometrical framework for P(≥1 detection) as a function of N communicating civilisations and signal duration δ.
  • Interstellar Object Encounter RateISO population flux from three confirmed detections, Bayesian update on P(artificial) from 3I/ATLAS null SETI results.
  • Kugelblitz & Dvali-Osmanov Neutrino FluxHawking emission from a light-formed black hole: Breit-Wheeler formation threshold, democratic emission spectrum, neutrino flux at OC distance vs. IceCube and KM3NeT/ARCA sensitivity.
  • Magnetic Reconnection PowerPlasmoid-mediated Penrose extraction alongside BZ (Meringolo et al. 2025). At a★ > 0.9, reconnection adds 10–30% to total BZ power.
  • IMBH Spin-Up TimelineThorne (1974) thin-disk spin-up formula: mass fraction and time needed from a★ = 0 to near-maximum at given accretion rate.
  • Barrow Scale CalculatorBarrow's inward complexity scale vs. Kardashev. Phase 5 kugelblitz computers are Barrow −1 — electromagnetically near-invisible.
  • Continuous GW SensitivityEllipticity upper limits from O4/O5 LIGO and Einstein Telescope for OC pulsars. F-statistic threshold, spin-down limit, dark-cluster stacking.
  • OC Galactic Orbit & Tidal StrippingLeapfrog integration of OC's orbit in a MW potential using Gaia DR3 proper motions. Pericentre passages, mass stripping, dissolution timeline.
  • Gamma-Ray MSP DecompositionCan a Bekenstein-limited computation signal be separated from OC's MSP gamma-ray foreground at Fermi-LAT / CTA sensitivity?
  • BZ Jet Radio DetectabilityFundamental-plane radio flux from OC's BZ jet vs. MeerKAT, VLA, and SKA sensitivity. Hours-to-detection and non-detection constraints.
  • Three-Stage CNS Black Hole YieldJulian Gough's extension of Smolin's CNS: direct-collapse SMBHs (Stage 1), stellar BH evolution (Stage 2), and intelligent-life-created BHs (Stage 3). Crossover chart over n_civ × R_BH parameter space.
  • Starivore Energy BudgetClément Vidal's stellivore hypothesis: spider pulsars as civilisations feeding on a companion star. Spin-down luminosity, interception fraction, Kardashev position. Presets: PSR B1957+20, J2051−0827, J1023+0038.
  • FERD Complexity LadderChaisson's free energy rate density Φ_m across the cosmic hierarchy — galaxies to brains to microprocessors. Computes the IMBH ergosphere FERD dynamically: ~10–15 orders of magnitude above a human brain.
  • Transcension Crossover CalculatorJohn Smart's Transcension Hypothesis quantified: at what synchronisation overhead does a compact ergosphere computer (time dilation γ) outperform an equivalent-mass Dyson swarm? Crossover curve and advantage ratio chart.
  • QPO Mass-Spin EstimatorISCO orbital model and 3:2 epicyclic resonance to constrain IMBH mass and spin from observed QPO frequencies. Interactive (M, a) contour plot with OC constraint window overlaid.
  • TDE Rate CalculatorLoss-cone dynamics: tidal disruption event rate for OC's IMBH, X-ray peak flux, and detectability by Einstein Probe and Rubin LSST. Curve of Γ_TDE vs IMBH mass.
  • Spider Stellar Engine ThrustVidal 2024: pulsed companion ablation generates directed thrust. Compute ablation rate, thrust, system acceleration, fuel lifetime, and galactic travel times.
  • Cosmic Life Viability LandscapeVidal 2010/2014: 2D heatmap over fundamental constant pairs showing which universe configurations support stars, carbon chemistry, long-lived MS, and habitable temperatures.
  • Gough Compressed-Spring Spiral GalaxyGough 2024: AGN jets expand the thin disc beyond the thick disc. Disc cross-section diagram, five quantitative predictions tested against MW observations.
  • Grabby Aliens Expansion ModelHanson et al. 2021: civilisations appear at rate ∝ t^n, expand at s×c. Volume fraction colonised, nearest GA distance, time to first contact, animated expansion map.
  • Galaxy Percolation SettlementLandis 1998: colonisation probability p on a star grid. Below p_c ≈ 0.31, finite clusters form. Canvas visualisation of patchy settlement explaining Fermi silence.
  • Galactic Habitable Zone ExplorerLineweaver 2004: P_hab(r) = metallicity probability × supernova survival. GHZ curve with Sun at 8 kpc and OC at 6 kpc marked.

End-to-end workflows (new)

  • EvoDevo Universe ChainFive-stage: FERD Ladder → STEM Compression → Starivore → Transcension Crossover → Three-Stage CNS. The arc from Chaisson's complexity metric to Gough's universe fitness function.
  • If OC's IMBH Flared TodayFive-stage TDE chain: TDE Rate → Tidal Disruption → JWST Accretion → QPO Mass-Spin → Constraint Stacker. What would we detect and what would it tell us?
  • The Grabby Fermi ChainFive-stage Fermi arc: Grabby Aliens → Drake MC → Great Filter → Aestivation → Passive SETI. From appearance rate to Fermi silence.

End-to-end workflows

  • MTH Compute BudgetFour-stage live cascade: IMBH mass → BZ power → Bekenstein-Landauer-Lloyd compute limits → time dilation speedup.
  • Fermi / MTH CrossoverSix-stage: Drake MC → Great Filter → Aestivation → IMBH mass → BZ power → compute limits. Full Fermi-to-ergosphere argument.
  • Black Hole Energy BudgetFour-stage: BZ power → superradiance → Hawking evaporation lifetime → total compute ops over IMBH lifetime.
  • Wait or Act?Four-stage: Drake MC → aestivation gain → IMBH ops/sec → live verdict comparing Sandberg hibernation vs. MTH ergosphere strategy.
  • Closing the Constraint WindowFour-stage observational race: current 6,000–8,200 M☉ tension → pulsar timing → JWST accretion → LISA chirp mass. Which instrument resolves first?
  • OC Survivability BudgetFour-stage: orbital period → tidal stripping → IMBH feeding rate → BZ power over remaining cluster lifetime.
  • Spin Economics End to EndFive-stage: tidal capture rate → spin-up time → BZ power → Bekenstein-Landauer ops/sec → ISCO time-dilation clock speedup.
  • Resolving the Mass TensionWalk through the observational tension between Häberle ≥8,200 M☉ and Bañares ≤6,000 M☉ — what each instrument measures and when it resolves.
  • The Naked IMBHWhat happens when there is no accretion disk — quiescent IMBH physics, Hawking emission, and the observable signatures of a truly dormant black hole.
  • Accretion to SpinFrom Bondi accretion rate to IMBH spin parameter: how mass accumulation changes the ergosphere geometry and BZ power output over Myr timescales.
  • Multi-Messenger Discovery CampaignLISA + Fermi-LAT + KM3NeT + MeerKAT: a coordinated campaign chain showing when coincident detections become statistically decisive.
  • CNS Child Universe EngineeringGough's Cosmological Natural Selection applied to ωCen: IMBH formation as cosmic reproduction, and what the CNS fitness landscape implies for the MTH.

Site resources