Add info about building Astropy docs

1 files changed, 5 insertions, 0 deletions

diff --git a/README.md b/README.md
index de439f2..608262a 100644
--- a/README.md
+++ b/README.md
@@ -29,6 +29,11 @@ Download all of Wikipedia, or optionally, Wikipedia Astronomy.
 Great for unit conversions: https://speedcrunch.org/userguide/advanced.html
 
 
+## Astropy
+
+For advanced users, you will definitely want to build the documentation: https://github.com/astropy/astropy/blob/main/docs/install.rst#building-documentation
+
+
 ### Wikipedia
 
 You can download Wikipedia using [Kiwix](https://www.kiwix.org/en/). It should be more than enough for regionals and state.