<a href="https://en.wikipedia.org/wiki/Space_Shuttle_program" id="mwASE" rel="mw:WikiLink" title="Space Shuttle program">Space Shuttle program</a>: <i id="mwASI"><a href="https://en.wikipedia.org/wiki/Space_Shuttle_Endeavour" id="mwASM" rel="mw:WikiLink" title="Space Shuttle Endeavour">Space Shuttle Endeavour</a></i> is launched on mission <a href="https://en.wikipedia.org/wiki/STS-77" id="mwASQ" rel="mw:WikiLink" title="STS-77">STS-77</a>.<sup about="#mwt58" class="mw-ref reference" data-mw='{"name":"ref","attrs":{},"body":{"id":"mw-reference-text-cite_note-9"}}' id="cite_ref-9" rel="dc:references" typeof="mw:Extension/ref"><a href="./May_19#cite_note-9" id="mwASU" style="counter-reset: mw-Ref 9;"><span class="mw-reflink-text" id="mwASY">[9]</span></a></sup>
<span class="mw-reference-text" id="mw-reference-text-cite_note-9"><cite about="#mwt55" class="citation web cs1" id="CITEREFWarnock">Warnock, Lynda. <a class="external text" href="https://www.nasa.gov/mission_pages/shuttle/shuttlemissions/archives/sts-77.html" id="mwBts" rel="mw:ExtLink nofollow">"STS-77"</a>. <i id="mwBtw">www.nasa.gov</i>. NASA<span class="reference-accessdate" id="mwBt0">. Retrieved <span class="nowrap" id="mwBt4">2021-05-11</span></span>.</cite><span about="#mwt55" class="Z3988" id="mwBt8" title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&amp;rft.genre=unknown&amp;rft.jtitle=www.nasa.gov&amp;rft.atitle=STS-77&amp;rft.aulast=Warnock&amp;rft.aufirst=Lynda&amp;rft_id=https%3A%2F%2Fwww.nasa.gov%2Fmission_pages%2Fshuttle%2Fshuttlemissions%2Farchives%2Fsts-77.html&amp;rfr_id=info%3Asid%2Fen.wikipedia.org%3AMay+19"></span></span>