home.md

@@ -8,6 +8,11 @@ This is intended to be a top-level public access point for documents and links t
 
 Project-specific or study-specific information, especially non-public information, should be contained within similar wiki pages associated with those projects, not here.  Links to those project wikis or similar sources of information should be included here.
 
+If you're looking for NASA-wide resources, the best two places to start are:
+
+- [Heliophysics Digital Resource Library](https://hdrl.gsfc.nasa.gov/)
+- [Planetary Data System](https://pds.nasa.gov)
+
 Cognizant researchers and developers are strongly encouraged to fix things here.  You will need to be logged-in to research-git in order to edit this and other wiki pages.  Don't worry; all previous versions are preserved.  Contact [Larry Granroth](mailto:larry-granroth@uiowa.edu)(@ljg) for an invitation to maintain this wiki, or with questions or suggestions.  See [GitLab Flavored Markdown](https://docs.gitlab.com/ee/user/markdown.html) for a comprehensive reference to wiki formatting.
 
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