Free, Web-Based Music Generative Applet Built in Java

It’s the music of the spheres. Or at least, the music of the various, floating geometric shapes, bouncing around a virtual galaxy with gravity simulation. Kepler’s Orrery is a (newly) open-sourced generative music maker, based on a gravity simulation algorithm. As bodies collide, they make sound; it’s a bit like what would happen if you crossed a music box with a snow globe. Different worlds represent different songs. You can reach in and grab some of the objects, so it’s possible to “perform” with the project.

The application runs directly in a web browser (assuming your Java is up to date), and since it’s open source, digging around in the code could inspire your own Java-based musical environment.

Kepler’s Orrery Project Page, with notes, source code, and a live applet
Creator Simran Gleason Talks About the Project on java.net in a podcast (MP3)

And yes, there are some similarities here to the generative music of Brian Eno (soon to be heard in the upcoming Will Wright game Spore) and sound artist/composer Toshio Iwai’s ElectroPlankton game. Perhaps we have a whole genre of musical creation in the works here.

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