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Orbital debris fieldNewThis simulation allows you to observe and manipulate a dynamic field of orbital debris… Orbital StationNewExplore the complex systems and operations required to maintain a functional orbital… Tidal Orbital ResonanceNewThis simulation explores the complex interplay of gravitational forces that cause tidal… Orbit LabNewThis simulation allows you to manipulate the parameters of an elliptical orbit and observe… Interactive 2D Spiral Galaxy ExplorationNewExplore the mesmerizing dynamics of spiral galaxies in this interactive 2D simulation.… Airport Hydrogen Ground Ops - 3D SimulationNewThis is an interactive 3D simulation demonstrating airport hydrogen ground operations. It… Arctic Research StationNewThis simulation allows users to explore the operations of a research station in the Arctic,… Svalbard Arctic Wildlife SimulatorNewThis simulation demonstrates the behavior of arctic animals in a harsh environment,… Asteroid Mining SimulationNewExplore the process of asteroid mining in this interactive simulation, adjusting laser… Aurora SkyNewThis simulation recreates the mesmerizing display of the aurora borealis (Northern Lights).… Aurora StormNewThis simulation allows you to manipulate the parameters affecting auroral displays –… Bauxite Residue Dry Stacking SimulationNewThis simulation demonstrates the process of dry stacking bauxite residue, a key challenge in… Bucket Wheel Lignite SimulationNewThis simulation demonstrates the operation of a bucket wheel system used to transport… Coastal UpwellingNewThis simulation demonstrates coastal upwelling, a process where deep ocean water rises to… Cone Crusher Choke FeedNewThis simulation demonstrates the process of feeding material into a cone crusher using a… Copper Heap Leach SimulationNewThis simulation demonstrates the process of copper heap leaching, showcasing how a chemical… Deep Space Telescope ArrayNewThis simulation illustrates the principles of astronomical observation using large telescope… Direct Reduced Iron ShaftNewThis simulation demonstrates the process of creating direct reduced iron (DRI) from iron ore… Dragon ValleyNewThis simulation demonstrates the dynamic behavior of a fantasy valley populated by dragons.… Drop Rocket SimulatorNewThis simulation demonstrates the principles of rocket motion and trajectory, allowing users… Exoplanet Climate ExplorerNewExplore the climate conditions on exoplanets by adjusting factors such as orbital distance… Feldspar Froth CellNewThis simulation demonstrates the dynamics of feldspar froth cells within a beneficiation… Floating Islands: Gravitational Buoyancy SimulationNewObserve how the density and altitude of floating islands affect their stability,… Glacier Bloom | Three.jsNewThis simulation demonstrates the formation of algae blooms on glacial meltwater, showcasing… Gravity Slingshot SimulatorNewThis interactive simulation allows users to experiment with gravity slingshots, a technique… Hydrothermal VentNewThis simulation explores the dynamic processes occurring around hydrothermal vents on the… Inpit Crushing Conveying SimulationNewThis simulation demonstrates the complex process of inpit crushing conveying, showcasing how… Kick Iceberg SimulatorNewThis simulation demonstrates the principles of projectile motion and impact physics with a… Kick Meteor SimulatorNewThis simulation demonstrates the principles of projectile motion and impact physics when an… Kick Rocket 3DNewThis simulation demonstrates the physics of a soccer ball being launched like a rocket. It… Limestone Preheater TowerNewThis simulation demonstrates the operation of a limestone preheater tower, showcasing the… Lithium Brine Evaporation PondsNewThis simulation demonstrates the process of lithium brine evaporation, showcasing how water… Lunar Mass DriverNewThis simulation explores the concept of using a mass driver to launch payloads from the… Lunar Regolith MiningNewThis simulation demonstrates the challenges and techniques associated with extracting… Mars Ice MiningNewThis simulation models the process of extracting water ice from Martian regolith. It… Martian Dust ShieldNewThis simulation demonstrates the challenges of maintaining a dust shield on a Martian… Meteor Shower EncounterNewWitness a breathtaking meteor shower in 3D, observing the trajectories of individual meteors… Meteor Reef | Three.jsNewThis simulation creates a visually compelling representation of a meteor reef formed by the… Micrometeorite Shield SimulatorNewThis simulation demonstrates the principles of impact resistance and shielding design as… Mineral Infinite LabNewThis simulation demonstrates the formation and properties of minerals through a dynamic 3D… Monazite Cracking SimulationNewThis simulation demonstrates the process of monazite cracking, likely involving mechanical… Nickel Heap LeachNewThis simulation demonstrates the process of extracting nickel from a heap leach operation.… Nova Thread | Three.jsNewThis simulation creates an interactive visualization of a 'nova thread' – a representation… Offshore OilNewAn interactive 3D simulation exploring offshore oil exploration and extraction techniques. Ore Waste Boundary Ai SimulationNewThis simulation demonstrates the application of artificial intelligence to optimize the… Paste Tailings Underground Backfill SimulationNewThis simulation demonstrates the process of stabilizing underground tailings by backfilling… Pinhviny Antarktydy Kryzhana KoloniiaNewThis simulation explores the challenges of establishing a colony in Antarctica. It… Planetary Ring Mining SimulationNewThis simulation illustrates the potential for extracting resources from planetary rings. It… Potash Room Pillar SimulationNewThis simulation demonstrates the process of potash room pillar simulation, showcasing how a… Gravity Assist LabNewLearn about the strategic use of gravity assists – using a planet's gravity to alter a… Lagrange Points LabNewInvestigate the five Lagrange points in a two-body system, where gravitational forces… Supernova Remnant LabNewExplore the complex aftermath of a supernova explosion within this simulation. Observe how… Cargo Ship SimulatorNewThis simulation demonstrates the operation of a large cargo ship, including navigation,… 3D Kessler Syndrome SimulatorNewThis simulation explores the orbital debris problem known as the Kessler syndrome. Users can… 3D Lagrange Points SimulatorNewThis simulation demonstrates the concept of Lagrangian points in space. Users can position… Reconnaissance ValleyNewThis is an interactive 3D simulation demonstrating reconnaissance tactics and strategies… 3D Solar Eclipse SimulatorNewThis simulation demonstrates the visual effects of a solar eclipse from a three-dimensional… Solar Flare MagnetosphereNewThis simulation demonstrates the interaction between a solar flare and the Earth's… Solar Flare Shield NetworkNewThis simulation demonstrates the potential deployment of a network to mitigate the effects… Solar Sail NavigationNewThis simulation demonstrates the principles of solar sail navigation, where a spacecraft… Solar Sail TrajectoryNewExplore how changing sail angle and area impacts the path of a solar sail through space,… Orbital Elevator Tension Dynamics SimulationNewExplore how the tension in an orbital elevator cable changes based on its position relative… Space elevatorNewExplore the intricate design and operational principles behind a theoretical space elevator.… Space Elevator DynamicsNewThis simulation demonstrates the fundamental dynamics of a space elevator system. Users can… Space Elevator LabNewThis simulation explores the feasibility of constructing a space elevator, detailing the… Space Elevator TetherNewThis simulation demonstrates the challenges of building and maintaining a space elevator,… Stellar Nursery — AetherNewExplore the breathtaking process of star birth within a stellar nursery, meticulously… Storm Surge Subway Defense - 3D SimulationNewThis simulation demonstrates the challenges of defending against storm surge flooding within… Superconducting MaglevNewThis simulation demonstrates the principles behind superconducting maglev trains, showcasing… Tsunami Wave BasinNewThis simulation demonstrates the behavior of tsunami waves in a coastal basin. It explores… Cosmic Ray Air ShowersNewInteractive 3D atmosphere column where adjusting a primary cosmic ray's energy shows it… How Astronomers Classify an ExoplanetNewInteractive 3D solar system where adjusting a simulated exoplanet's mass, radius and orbital… Interactive Spiral Galaxy Rotation CurvesNewThis simulation allows you to visualize and interact with a 3D spiral galaxy, dynamically… Gravity Assist: How Spacecraft Steal Momentum from PlanetsNewInteractive 3D solar-system flyby where aiming a simulated spacecraft's trajectory past a… The Habitable Zone: Calculating Where Water Stays LiquidNewInteractive 3D star system where adjusting stellar luminosity and planet distance updates a… Hall Effect ThrustersNewInteractive 3D thruster cross-section where adjusting magnetic field strength and propellant… Protoplanetary Disks: From Dust Grains to PlanetsNewInteractive 3D disk of gas and dust around a young star where speeding up simulated time… The Roche Limit: Where Tides Beat GravityNewInteractive 3D planet-moon system where shrinking a moon's orbital distance shows tidal… Wormholes: A Shortcut Written in the Language of CurvatureNewInteractive 3D warped spacetime grid where adjusting a simulated wormhole throat's radius… Brown Dwarf Classification ExplorerNewInteractive 3D star-formation scene where dialing an object's mass shows the boundary where… Kepler Orbits — Elliptical Planetary MotionNewSimulate a planet orbiting a star under Newtonian gravity with RK4 integration. Adjust… Kuiper Belt ExplorerNewExplore thousands of icy Kuiper Belt Objects orbiting beyond Neptune, including Pluto-like… Asteroid Belt DynamicsNewWatch thousands of asteroids orbit the Sun and see the Kirkwood gaps carved out by Jupiter's… Oort Cloud & Long-Period CometsNewWatch passing stars gravitationally perturb icy bodies in the distant Oort Cloud, sending… Comet Tail FormationNewWatch a comet's curved dust tail and straight ion tail form and grow as it swings around the… Spiral Galaxy Rotation Curves: Dark Matter SimulationNewExplore the relationship between a spiral galaxy's rotation speed and distance from its… Chandrasekhar Limit SimulatorNewAdd mass to a white dwarf and watch it collapse into a supernova or neutron star once it… Neutron Star Merger & KilonovaNewWatch two neutron stars spiral together under gravitational-wave loss, merge, and blast out… Magnetar Starquake & FlareNewWatch an ultra-magnetized neutron star's field lines crack, reconnect, and erupt in a giant… Brown Dwarf Classifier & CoolingNewAdjust mass to classify a brown dwarf, star, or giant planet, and watch its cooling curve… Protoplanetary Disk & Planet FormationNewWatch dust accrete into planetesimals and clear gaps in a rotating protoplanetary disk… Roche Limit Tidal DisruptionNewWatch a moon stretch and shatter into a debris ring as it crosses the Roche limit around a… Gravitational Slingshot — Gravity AssistNewWatch a spacecraft's speed and path change during a gravity assist flyby of a moving planet,… Habitable Zone CalculatorNewAdjust star mass and planet orbital distance to see the circumstellar habitable zone shift,… Exoplanet Classification ExplorerNewAdjust mass, radius and orbital distance to plot a hypothetical exoplanet and see it… Cosmic Inflation SimulatorNewWatch a grid of space expand exponentially fast during the inflationary epoch, then settle… Redshift & Doppler Shift VisualizerNewWatch a moving light source stretch or compress its wavefronts and see the resulting… Cosmic Distance Ladder SimulatorNewExplore stellar parallax, standard candles and Hubble's Law — the three rungs of the cosmic… Wormhole Spacetime VisualizerNewBend spacetime and watch a light ray cross a conceptual wormhole throat in this interactive… Hall Effect Thruster — Ion PropulsionNewSimulate ion acceleration in a Hall effect thruster. Electrons spiral in E×B drift, ionizing… Cosmic Ray Air Shower — Particle CascadeNewWatch a cosmic ray proton cascade into thousands of secondary particles (pions, muons,… Stellar Interior StructureNewSolve the stellar structure equations (mass, pressure, luminosity, temperature gradients)… White Dwarf Cooling — Mestel TheoryNewMestel cooling: L ~ T^(7/2) for a crystallizing white dwarf. See the cooling track L(t) ∝… Exoplanet Transit Light CurveNewAn exoplanet crosses its host star blocking Δ(F/F_star) = (R_p/R_star)² of starlight. Adjust… Meteor Entry & AblationNewA meteoroid enters the atmosphere: drag, ablation, and luminous efficiency govern the light… Relativistic Radio JetNewAn AGN launches a relativistic jet. Relativistic Doppler boosting: S_obs = S_em · δ^(3+α)… Restricted Three-Body Problem — Roche LobesNewA test particle moves under two massive primaries orbiting their barycentre. Explore… Lagrange Points — Stability & Halo OrbitsNewPlace test masses at L1-L5 equilibrium points of the Earth-Sun system: L4 and L5 are stable… Magnetic Reconnection — Solar Flares & SubstormsNewOppositely directed magnetic field lines break and reconnect at an X-point, explosively… Dynamo Effect — How Planets Make Magnetic FieldsNewA self-sustaining dynamo: convecting electrically conducting fluid in a rotating planetary… PulsarNewSpin up a neutron star and tilt its magnetic field: drag the period and B-field sliders and… Black Hole ThermodynamicsNewSet a black hole's mass and spin (Kerr parameter a/M) and watch its Hawking temperature and… Gravitational Waves — Binary Inspiral & LIGO DetectionNewSimulate a binary black hole inspiral: watch the chirp waveform grow in frequency and… Tidal LockingNewSee how tidal forces synchronise a moon rotation to its orbital period — spin down to the… Planetary FormationNewSimulate accretion disk dynamics and planetesimal collisions — watch dust grains clump into… Warp Speed StarfieldNewWarp-speed starfield — thousands of stars streak radially outward as you jump to light speed. Solar Flare & CME: Magnetic ReconnectionNewThis simulation visualizes the process of magnetic reconnection on the Sun, where energy is… Radio Telescope Array SimulationNewExplore the principles of interferometry by adjusting baseline lengths, dish numbers, and… Ocean TidesNewThe Moon and Sun raise tidal bulges on Earth; their alignment drives spring and neap tides.… Orbital ResonanceNewWhen orbital periods lock to integer ratios, gravity tugs sum coherently. Watch 3:2, 2:1,… Van Allen BeltsNewEarth's dipole traps charged particles on bouncing helical paths. Watch protons and… Keplerian Particle Planetary Rings FormationNewObserve thousands of Keplerian particles self-organize into a planetary ring system,… SupernovaNewChoose a progenitor mass and watch a massive star collapse, rebound and blow off its… Tidal ForcesNewMove a moon inside the Roche limit and watch the difference in gravity across it stretch,… Walker Constellation DesignNewBuild your own satellite constellation by adjusting the number of planes, satellites per… Gravitational Lensing: Einstein RingsObserve how massive objects warp spacetime and bend light around them into spectacular arcs,… Aurora Borealis — Charged Particles in Earth's MagnetosphereFire solar wind particles at Earth's magnetosphere and follow the Lorentz force spiralling… Solar Wind & Earth's Magnetosphere — Bow Shock, Magnetopause, AuroraParticle simulation of the solar wind interacting with Earth's magnetic dipole. Bow shock,… Kármán Line — Where Does Space Begin?Interactive simulation of the Kármán Line at 100 km altitude. Explore atmospheric density,… N-Body Gravitational Simulation — Orbits, Collisions & SlingshotsInteractive N-body gravitational simulation with RK4 numerical integration. Add custom… Orbital Mechanics — Gravity Assist & Lagrange PointsSimulate gravitational slingshot manoeuvres and explore the 5 Lagrange points of a two-body… Space Telescope — L2 Lagrange Point & Halo OrbitInteractive simulation of a space telescope at the Sun-Earth L2 Lagrange point. Visualize… Stellar Evolution — From Nebula to SupernovaExplore the full life cycle of stars — from molecular cloud to main sequence, red giant, and… Stunning Meteor Shower Visual DisplayWitness a breathtaking meteor shower with customizable intensity, speed, radiant point, and… Solar System for KidsA fun, colourful solar system for young explorers — planet names, sizes and distances… Binary StarsTwo stars orbiting their common centre of mass with Velocity Verlet integration. Visualises… Kepler Planets8 planets with real orbital radii and periods. Asteroid belt, rings, click to focus on a planet. Dynamic Solar System SimulationExplore our solar system in 3D! Adjust planetary size, orbital speed, and observe realistic… Lagrange PointsVisualise the five Lagrange points of a two-body system (Sun–Earth, Sun–Jupiter, Earth–Moon,… Orbital MechanicsN-body Velocity Verlet integrator. Three scenarios: inner Solar System, Lagrange Points with… Star EvolutionAnimated stellar lifecycle from molecular cloud to white dwarf / neutron star / black hole,…