EE 499 · Explore

Interactive Labs

Interactive engineering laboratories connect mathematical models to visible orbital behavior. Each lab remains anchored to the weekly lesson that introduces it.

Browse weekly lessons Course overview

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Laboratories connected to the course

Week 1 · Orbital geometry

Orbit Shape Explorer

Investigate semi-major axis, eccentricity, perigee, and apogee while keeping Earth at the occupied focus.

Open in Week 1

Week 1 · Velocity and period

Orbital Period Explorer

Explore how circular-orbit radius changes orbital velocity, period, and revolutions per day.

Open in Week 1

Week 1 · Kepler's second law

Kepler Area Explorer

Compare equal-area sectors and the changing speed of a satellite in an elliptical orbit.

Open in Week 1

Week 2 · 3D ECI geometry

Classical Orbital Elements Laboratory

Explore \(a\), \(e\), \(i\), \(\Omega\), \(\omega\), and \(\nu\) in a rotatable Earth-centered inertial scene.

Open in Week 2

Orbital data · Visualization

TLE and Ground-Track Tools

Decode Two-Line Element data, then explore satellite orbits and ground tracks in interactive 3D and map views.

Open TLE Explainer Open Orbit / Ground-Track Visualizer