add short summary of the eccentricity activity

chrisorban · chrisorban · commit 742c1d24c8c7 · 2025-07-07T23:38:33.000-04:00
diff --git a/projects/eccentricity.qmd b/projects/eccentricity.qmd
@@ -8,6 +8,8 @@ categories:
   - Javascript
 ---
 
+Learn how to measure the eccentricity of an orbit from a gravity simulation
+
 ## Links to Activity
 * [Instructions for Orbital Motion: Eccentricity](https://www.asc.ohio-state.edu/orban.14/stemcoding/eccentricity/eccentricity.html)
 * [Orbital Motion: Eccentricity Code Editor](https://editor.p5js.org/ChrisOrban/sketches/soYzi8Hsj)
