Kepler's Supernova

<a href="/facts/Celestial_coordinate_system/23HhqvHj">Coordinates</a>:  <a href="http://www.wikisky.org/?ra=17.510694444444&de=-21.48&zoom=5&show_grid=1&show_constellation_lines=1&show_constellation_boundaries=1&show_const_names=1&show_galaxies=1&img_source=IMG_all">17h 30m 38.5s, −21° 28′ 48″</a>

<p>SN 1604, also known as Kepler's Supernova, Kepler's Nova or Kepler's Star, was a <a href="/facts/Type_Ia_supernova/W4rEFuDK">Type Ia supernova</a> that occurred in the <a href="/facts/Milky_Way/ulF6lccN">Milky Way</a>, in the <a href="/facts/Constellation/nBQqgW8A">constellation</a> <a href="/facts/Ophiuchus/8hQ48ttM">Ophiuchus</a>. Appearing in 1604, it is the most recent <a href="/facts/Supernova/Pfo2J23l">supernova</a> in the Milky Way galaxy to have been unquestionably observed by the <a href="/facts/Naked_eye/ePEIa0lK">naked eye</a>, occurring no farther than 6 <a href="/facts/Kiloparsecs/SwSsk57J">kiloparsecs</a> (20,000 <a href="/facts/Light-year/IGc5NdQb">light-years</a>) from <a href="/facts/Earth/HLLmDfj0">Earth</a>. Before the adoption of the <a href="/facts/Supernova/Pfo2J23l">current naming system for supernovae</a>, it was named for <a href="/facts/Johannes_Kepler/wk6GTN3C">Johannes Kepler</a>, the German astronomer who described it in <i><a href="/facts/De_Stella_Nova/JtCckntY">De Stella Nova</a></i>.
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Kepler's Supernova open-in-new

Kepler's Supernova