GALAXY N-body simulation package

©2014 J. A. Sellwood, Rutgers University

A simulation of a disk galaxy
that used 200 million particles.
Sellwood & Carlberg (2014)

NEWS: Version 15, in which all use of commercial software (i.e. NAG) has been eliminated, is now available. The default version downloaded from here is now version 15.2.

Please enter your email address, so that you can be notified of important updates, and then click on "download" to obtain a copy of version 15.2 of the software.

E-mail address:


The file "galaxy.tgz" will appear in your Download directory. For news of updates and known bugs , click here.


A comprehensive manual (pdf) is available here that explains how to install and use the code.


Rutgers Astrophysics