Current Applets



GalCrash Applet
A JavaLab exercise where you can create your own galaxy collisions


SOS Applet
Galaxy Orbit Simulator with Surface-of-Section.


Rotcurve Applet
Galaxy rotation curve fitter.


M o o ns
Using the moons of Jupiter to determine its mass.


Cosmo Applet
Plotting the lookback time, age and size of the universe based on cosmological parameters.


Cannibal Applet
Observing interactions between galaxies and their satellites.


Clusters Applet
Analyzing galaxy clusters.


Voyages Applet
Calculating spacecraft orbits in the solar system.