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@@ -2,7 +2,7 @@
 
 Swiftest
 ====================
-Simulate the evolution of a landscape dominated by impact bombardment.
+Swiftest is a software packaged designed to model the dynamical evolution of gravitational systems. Swiftest is an upgrade over the [Swifter](https://www.boulder.swri.edu/swifter/) software package.
 
 **Useful links**:
 `Home <https://swiftest.readthedocs.io/en/latest/>`__ |