diff --git a/geosciences/README.md b/geosciences/README.md
index ec5a149..07bf364 100644
--- a/geosciences/README.md
+++ b/geosciences/README.md
@@ -4,3 +4,6 @@
 
 * [4-D evolution of rift systems: Insights from scaled physical models](https://github.com/dynamicwebpaige/papers-we-love/blob/master/geosciences/McClay_2002.pdf) by K. R. McClay (2002)
 
+## Planetary Sciences
+
+## Geophysics