Merge pull request #193 from pkgw/fix-doc-links

docs: fix and update some links

docs/index.rst

@@ -6,15 +6,15 @@ About
 
 `WorldWide Telescope <http://worldwidetelescope.org/home>`_ is a free and
 powerful visualization engine developed by the `American Astronomical Society
-<https://aas.org'>`_ that can display astronomical and planetary data. The two
+<https://aas.org>`_ that can display astronomical and planetary data. The two
 main versions of WorldWide Telescope are the cross-platform HTML/WebGL-based
 “web client”, and a Windows desktop application. Both versions can access a
 large (multi-terabyte) collection of astronomical survey data stored in the
 cloud. WorldWide Telescope is designed to be useful to a wide audience,
 including researchers, educators, and the general public.
 
 The pywwt package allows you to embed the WorldWide Telescope interface in a
-`Jupyter <http://jupyter.org>`_ notebook, control it, and display arbitrary
+`Jupyter <https://jupyter.org>`_ notebook, control it, and display arbitrary
 astronomical and planetary data sets in it. It also provides:
 
 * A standalone Qt viewer/widget

docs/installation.rst

@@ -13,8 +13,8 @@ the notebook appears).
 Installing pywwt with conda (recommended)
 -----------------------------------------
 
-If you use the `Anaconda Distribution <https://www.anaconda.com/download/#macos>`_
-(or `Miniconda <https://conda.io/miniconda.html>`_), you can install the latest
+If you use the `Anaconda Distribution <https://www.anaconda.com/distribution/#macos>`_
+(or `Miniconda <https://docs.conda.io/en/latest/miniconda.html>`_), you can install the latest
 release of pywwt using::
 
     conda install -c wwt pywwt