Question: NGC 1808 is a Seyfert galaxy located in the constellation Columba, The which astronomical event that occurs during the last stellar evolutionary stages of a massive star's life, whose dramatic and catastrophic destruction is marked by one final titanic explosion, 1993af appeared in NGC 1808?
Sentence (from "Supernova"): A supernova plural: supernovae or supernovas, abbreviations: SN and SNe) is an astronomical event that occurs during the last stellar evolutionary stages of a massive star's life, whose dramatic and catastrophic destruction is marked by one final titanic explosion.
Relevant evidence: Yes