This simulation explores the behavior of a system made up of many small masses, exerting gravitational influence on each other.

For detailed instructions on using the program, take a look at the info window from the N-Bodies model.

Download the StarLogoT source code for the N-Bodies model:
Download n-bodies

To run this file you need StarLogoT2002 for the Macintosh.
(download StarLogoT)

Click on one of the pictures to see a quicktime movie of the model:
This movie demonstrates the gravitational attraction between five small masses.