Interactive physics and astronomy for the browser
Open-source SceneryStack simulations — NAAP astronomy labs, PhET rebuilds, and original work — with shared CI, docs, and accessibility across the fleet.
Browse the catalog → · Clone the workspace · Contribute
Each row links the repo and a live GitHub Pages build. Full cards and screenshots live on the simulation index.
Ports of Nebraska Astronomy Applet Project labs.
| Simulation | Live | Focus |
|---|---|---|
| Basic Coordinates & Seasons | Try it | Terrestrial & celestial coordinates, seasons |
| Extrasolar Planets | Try it | Radial-velocity and transit detection |
| Habitable Zones | Try it | Circumstellar and galactic habitability |
| Motions of the Sun | Try it | Sun paths, sidereal time, zodiac |
| Rotating Sky | Try it | Horizon and celestial-sphere motion |
| Solar System Models | Try it | Ptolemaic vs. heliocentric models |
| Variable Star Photometry | Try it | CCD registration, photometry, period finding |
Modern SceneryStack rebuilds of PhET Interactive Simulations.
| Simulation | Live | Focus |
|---|---|---|
| Electric Field of Dreams | Try it | Coulomb forces and uniform external fields |
| Fluid Pressure and Flow | Try it | Hydrostatic pressure, Bernoulli flow, and water tower |
| Lady Bug | Try it | 2D motion, position, velocity, acceleration |
| Lunar Lander | Try it | Thrust, tilt, and landing dynamics |
| Maze Game | Try it | Tile-based kinematics challenge |
| Moving Man | Try it | 1D kinematics with graphs |
| Radio Waves | Try it | EM radiation and antenna fields |
| Simplified MRI | Try it | NMR resonance, gradient slice selection in a head, and T1/T2 relaxation |
| The Ramp | Try it | Forces, friction, and energy on a ramp |
Optics, quantum circuits, resonance, Earth science, motion analysis, and more.
| Simulation | Live | Focus |
|---|---|---|
| AC Phasor | Try it | RLC phasors, impedance, resonance, and AC power |
| Backward Acceleration | Try it | Predict and measure v–t and a–t graphs of a cart on a ramp — virtual or a real PASCO Smart Cart |
| Biomechanics Arm | Try it | Torque on a model arm: live tension and angle from PASCO force and rotary motion sensors |
| Capacitor Lab | Try it | Plate area, separation, dielectrics, and series/parallel networks |
| Carnot Heat Engine | Try it | Carnot cycle: PV/TS diagrams, efficiency, refrigerator & heat pump |
| Crystal Lattice | Try it | Bravais lattices, cubic cells, close packing, Miller indices, quasicrystals |
| Diffraction Lab | Try it | Fraunhofer diffraction: N-slit phasors, grating resolving power, the Airy disk and Rayleigh criterion, holography |
| Doppler Effect | Try it | Sound waves and relative motion |
| Electron Configuration | Try it | Orbital diagrams, periodic configurations, common ions, and detective challenges |
| Exoplanets Database | Try it | The NASA Exoplanet Archive made friendly: counts, a filterable table, preset plots by discovery method |
| Field Boundary | Try it | Maxwell boundary conditions for E/D and B/H at a planar interface |
| Fluid Dynamics | Try it | Intro and Lab screens for interactive fluid flow |
| Habitability Lab | Try it | Exoplanet habitability: energy balance, greenhouse and water, habitable-zone edges with real planets, an aging star, atmospheric escape |
| Heat Transfer | Try it | WebGPU heat field: conduction, convection, transport, and materials |
| Interferometry Lab | Try it | Michelson, Mach-Zehnder, and Fabry-Perot interferometers |
| Light Propagation | Try it | Polarizers and wave plates |
| Mercury Elongations | Try it | Synchronized planetarium and orbital views of Mercury's elongation |
| Motion Match | Try it | Match position/velocity graphs with pointer or PASCO motion sensor |
| Motion Sensor | Try it | Record motion and plot position, velocity, acceleration |
| Optics Lab | Try it | Geometric optics and refraction |
| Oscillations & Chaos | Try it | Springs, pendulums, and chaos |
| Oscilloscope | Try it | Bench scope: function generator, mic, trigger, FFT |
| Photon Interactions | Try it | Compton scattering, X-ray tube spectra, pair production, and annihilation |
| Planetary Configurations | Try it | Elongations, synodic and sidereal periods, retrograde motion, and Ptolemy's epicycles for the NAAP Solar System Models lab |
| Plate Tectonics | Try it | Plate boundaries, earthquakes, volcanoes, cross-sections, and 50 Myr reconstruction |
| Precession | Try it | Rigid-body precession, nutation, and torque-free tumbling |
| Quantum Potential | Try it | Bound states in potential wells; real-time 1D Schrödinger equation |
| Qubit Sketch | Try it | Drag-and-drop quantum circuits |
| Radioactivity and Statistics | Try it | Counting statistics with simulated or PASCO Geiger counter |
| Resonance | Try it | Driven oscillators and Chladni patterns |
| Special Relativity | Try it | Light clock, Minkowski spacetime diagrams, twin paradox, relativistic Doppler |
| Standing Waves | Try it | Longitudinal standing waves in pipes: reflection, phase, harmonics |
| Stellar Wobble | Try it | Exoplanets by radial velocity: Doppler-shifted lines, the star's wobble, viewing angle, fitting data |
| Stern–Gerlach | Try it | Spin analyzers and quantum spin projections |
| Track Lab | Try it | Video motion analysis and object tracking |
| Transit Hunter | Try it | Exoplanets by transits: dimming starlight, alignment, light curves, real Kepler and TESS data, planet densities |
| Vernier Scales | Try it | Vernier calipers, micrometers, and reading practice |
| Wave Composer | Try it | Live voice analysis and composition |
| Zenith | Try it | Planetarium sky from latitude, longitude, LST |
| Repo | Link | What it is |
|---|---|---|
| Almanach | Docs | SceneryStack knowledge base (humans + LLMs) |
| Baseline | — | Upstream baselines and ground-truth snapshots |
| Catalog & CI | Index | Simulation catalog, fleet automation, reusable workflows |
SceneryStackTemplate — start a new accessible SceneryStack sim (one or N screens). See also adding a simulation.
git clone https://github.com/OpenLyceum/OpenLyceum.git
cd OpenLyceum && ./bootstrap.sh --simulationThen open any sim with cd <SimName> && npm start. Contribution guide: CONTRIBUTING.md.