Kepler's Supernova

supernova visible from Earth in the 17th century

SN 1604 was a supernova seen in 1604. It was seen in the constellation Ophiuchus. SN 1604 is sometimes called Kepler's Nova or Kepler's Supernova or Kepler's Star since Johannes Kepler studied it. SN 1604 is the last supernova to have been seen in our galaxy. It was studied until 1608.

X-ray, Optical and Infrared composite image of Kepler's Supernova Remnant