Ben Goad


Planet X - Animation shows optimum gravity and temperature for life

Life Cycle of a Star - Quick animation showing the different stages

Orbitiser - nice animation showing inner and outer planets and comets

GPS - a simple animation of how GPS works

LightGrapher is a Flash applet that turns your webcam or built-in computer camera into a makeshift light sensor to display graphically the brightness of a model star (a light bulb or even light-coloured ball).

SimSketch - nice modelling tool to show geostationary satellites