German astronomer <a href="https://en.wikipedia.org/wiki/Gottfried_Kirch" id="mwGw" rel="mw:WikiLink" title="Gottfried Kirch">Gottfried Kirch</a> discovers the <a href="https://en.wikipedia.org/wiki/Great_Comet_of_1680" id="mwHA" rel="mw:WikiLink" title="Great Comet of 1680">Great Comet of 1680</a>, the first <a href="https://en.wikipedia.org/wiki/Comet" id="mwHQ" rel="mw:WikiLink" title="Comet">comet</a> to be discovered by telescope.<sup about="#mwt20" class="mw-ref reference" data-mw='{"name":"ref","attrs":{},"body":{"id":"mw-reference-text-cite_note-2"}}' id="cite_ref-2" rel="dc:references" typeof="mw:Extension/ref"><a href="./November_14#cite_note-2" id="mwHg" style="counter-reset: mw-Ref 2;"><span class="mw-reflink-text" id="mwHw">[2]</span></a></sup>
<span class="mw-reference-text reference-text" id="mw-reference-text-cite_note-2"><cite about="#mwt17" class="citation book cs1" id="CITEREFSeargent2008">Seargent, David A. J. (16 December 2008). <a class="external text" href="https://books.google.com/books?id=DFgMAaU3vA8C&amp;pg=PA112" id="mwBvw" rel="mw:ExtLink nofollow"><i id="mwBv0">The Greatest Comets in History: Broom Stars and Celestial Scimitars</i></a>. Springer Science &amp; Business Media. pp.<span id="mwBv4" typeof="mw:Entity"> </span>112–113. <a class="mw-redirect" href="./ISBN_(identifier)" id="mwBv8" rel="mw:WikiLink" title="ISBN (identifier)">ISBN</a><span id="mwBwA" typeof="mw:Entity"> </span><a href="./Special:BookSources/9780387095134" id="mwBwE" rel="mw:WikiLink" title="Special:BookSources/9780387095134"><bdi id="mwBwI">9780387095134</bdi></a>.</cite><span about="#mwt17" class="Z3988" id="mwBwM" title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&amp;rft.genre=book&amp;rft.btitle=The+Greatest+Comets+in+History%3A+Broom+Stars+and+Celestial+Scimitars&amp;rft.pages=112-113&amp;rft.pub=Springer+Science+%26+Business+Media&amp;rft.date=2008-12-16&amp;rft.isbn=9780387095134&amp;rft.aulast=Seargent&amp;rft.aufirst=David+A.+J.&amp;rft_id=https%3A%2F%2Fbooks.google.com%2Fbooks%3Fid%3DDFgMAaU3vA8C%26pg%3DPA112&amp;rfr_id=info%3Asid%2Fen.wikipedia.org%3ANovember+14"></span></span>