londongt.org teachers students
Kepler's Laws< 1 | 2 | 3
Universe Sim4 | 5 | 6 >
The planet moves according to Kepler's Laws of Planetary Motion.
Experiment: set the planet's position, speed and direction of motion by clicking and dragging.
What kinds of orbits can you create?
Can you make a perfect circle, like the "default" orbit you see when you first launch the simulation?