Failed supernova

A failed supernova is an astronomical time domain astronomy event in which a star suddenly brightens as in the early stage of a supernova, but then does not increase to the massive flux of a supernova. They could be counted as a subcategory of supernova imposters.

Failed supernova

A failed supernova is an astronomical time domain astronomy event in which a star suddenly brightens as in the early stage of a supernova, but then does not increase to the massive flux of a supernova. They could be counted as a subcategory of supernova imposters.