A <a href="https://en.wikipedia.org/wiki/Solar_eclipse_of_March_20,_2015" id="mwASY" rel="mw:WikiLink" title="Solar eclipse of March 20, 2015">Solar eclipse</a>, <a href="https://en.wikipedia.org/wiki/Equinox" id="mwASc" rel="mw:WikiLink" title="Equinox">equinox</a>, and a <a href="https://en.wikipedia.org/wiki/Supermoon" id="mwASg" rel="mw:WikiLink" title="Supermoon">supermoon</a> all occur on the same day.