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Kepler's Supernova

(SN 1604)
(Type IA supernova observed in 1604 by Johannes Kepler)

Kepler's Supernova (SN 1604) was a supernova observed by Johannes Kepler in the year 1604, the most recent confirmed supernova in the Milky Way visible without a telescope, which was visible during the day for over three weeks. It has been determined to be a Type Ia supernova and the supernova remnant (Kepler SNR) is much studied.

Further reading:
/Lookback Years
~010kpc20.0klyKepler's Supernova
Coordinates:Kepler's Supernova

Referenced by page:
Cassiopeia A