⏱️ Special Relativity

Lorentz Transform — Minkowski DiagramSet velocity β and drag event A on a Minkowski diagram to watch Lorentz transformations… Special Relativity — Time Dilation & Length ContractionPush a spaceship toward light speed and watch the Lorentz factor stretch clocks and shrink… Mass–Energy Equivalence E=mc²Explore Einstein's E=mc² through animated nuclear fission (U-235) and fusion (D-T). See the… Minkowski Spacetime DiagramBoost between reference frames on a spacetime diagram and see world lines tilt, the light… Twin Paradox — Special Relativity Time DilationSend one twin on a round trip near light speed and count the ticks each clock records,… Lorentz Contraction — Length Contraction in Special RelativityAccelerate a rod toward light speed and measure how the gamma factor squeezes its length… Relativity of Simultaneity — Train & Lightning Thought ExperimentTwo lightning strikes appear simultaneous for the platform observer but not for the moving… Schwarzschild Geodesics — Black Hole Orbits & General RelativityGeodesics in Schwarzschild spacetime around a black hole. Photon sphere at 1.5 rs, ISCO at 3… Gravitational Wave Chirp — LIGO Inspiral Waveform InteractiveSet binary masses and distance, watch h(t) strain waveform sweep and chirp, spectrogram,… Relative Simultaneity — Einstein's Train & Lightning Thought ExperimentTrain at adjustable v/c, two lightning bolts, dual animation showing ground and train… Wormhole — Morris–ThorneNewPeer through a traversable Morris–Thorne wormhole rendered as a Flamm-style embedding… Relativistic Physics SimulationNewThis simulation illustrates Einstein's theory of relativity by showcasing concepts like time… Black Holes & Spacetime CurvatureNewA rubber-sheet model of general relativity: a central mass warps a 2D spacetime grid,… Wormhole Tunnel TraversalNewA traveler accelerates through a throat-shaped tunnel connecting two distant points — tune… Gravitational Lensing: Mass & DistortionNewManipulate the mass of a central object to witness how it distorts spacetime, creating… Space Station Rotation ControlNewTake command of a space station's rotation, experimenting with different speeds and axes to… Three Dimensional Black HoleNewThis simulation visually represents the effects of gravity around a black hole. It… 3D HourglassNewThis simulation visually represents the concept of time dilation as predicted by Einstein's… 3D Spacetime CurvatureNewThis simulation visually represents Einstein’s theory of general relativity by demonstrating… Black Hole MergerNewThis simulation visually represents the dramatic event of two black holes merging. It’s a 3D… Wormhole TravelNewThis simulation explores the theoretical concept of wormholes as shortcuts through… Wormhole Traversal: SpacetimeNewWormhole Traversal - this variant focuses on spacetime. Galactic Collision: Orbital Dynamics & GravityNewObserve the intricate dance of colliding galaxies, controlling gravity strength, time flow,… Neural Network Intelligence in Stellar SystemsNewThis simulation explores how artificial neural networks can be used to model complex… Stellar Mass & Orbital Dynamics in SpaceNewThis simulation explores the fundamental relationship between a star's mass and its orbital… Accretion Disk SimulationNewExplore the extreme gravitational forces surrounding a black hole through this interactive… Black Hole AccretionNewThis simulation illustrates the accretion disk behavior around a black hole, where matter… Black Hole LabNewThis simulation allows users to experiment with the effects of a black hole's gravity on… Gravitational Effects Around a Black HoleNewThis simulation explores the extreme effects of gravity around a supermassive black hole. By… Black Hole LensNewAn interactive 2D simulation visualizing how massive objects like black holes can warp… Black Hole Gravitational LensingNewThis simulation allows users to explore the extreme effects of a black hole's gravitational… Dark Matter LensingNewThis simulation demonstrates the gravitational lensing effect caused by massive objects like… Gravitational Waves SimulationNewExplore the fascinating world of gravitational waves through this interactive simulation.… Gravity WaveNewThis simulation visually represents the propagation of gravitational waves through… Gravitational Lensing — Black Hole WarpNewThis simulation visually represents the extreme effects of gravitational lensing around a… Multiple Body Orbital MechanicsNewThis simulation demonstrates the principles of orbital mechanics, allowing users to… Physics Astronomy Physics SimulatorNewThis simulation introduces basic astronomical concepts, such as planetary motion and… Portal Vortex: Spacetime WarpNewPortal Vortex - this variant focuses on spacetime warp. Realistic 3D Black Hole Gravity SimulatorNewThis simulation provides a realistic representation of the extreme gravity around a black… S08 Warp Speed TunnelNewThis simulation models the theoretical concept of a warp drive tunnel, exploring the… Space Time Manipulation SimulationNewThis simulation explores the theoretical concepts of time dilation and gravitational effects… Temporal Temporal Anomaly SimulationNewThis simulation demonstrates the concept of temporal anomalies – deviations from expected… Temporal Temporal Causality SimulationNewThis simulation demonstrates the principle of causality – that cause precedes effect –… Temporal Temporal Paradox SimulationNewThis simulation demonstrates the concept of temporal paradoxes – situations where actions in… Temporal Temporal Stability SimulationNewThis simulation demonstrates the concept of temporal stability – the resistance of a… Temporal Time Dilation SimulationNewThis simulation demonstrates the principle of time dilation – where time passes differently… Temporal Time Loop SimulationNewThis simulation demonstrates the concept of a time loop – where an event repeats… Transcendent Time Transcendence SimulationNewThe simulation investigates theoretical concepts related to time manipulation and the… Temporal Communication SimulationNewThis simulation investigates the theoretical possibility of communication across time. It… Ultimate Energy Reality Manipulation Energy SimulationNewThis simulation investigates the theoretical ability to alter reality through energy… Ultimate Energy Reality ManipulationNewThis simulation investigates the theoretical ability to alter reality through energy… Wormhole Tunnel VisualizationNewExplore the theoretical concept of wormholes and observe how spacetime might be warped to… Spacetime Distortion Through a WormholeNewObserve the visual representation of spacetime distortion as a wormhole tunnel, manipulating… Gravitational LensingNewThis simulation visually represents gravitational lensing – the bending of light around… Gravity WellNewThis simulation demonstrates the concept of a gravitational well, showcasing how massive… Gravity Well Multi MassNewThis simulation focuses on a gravitational well with multiple masses interacting,…