Wow. We all need to look UP once in a while, people.
"Anyone who went outside that night and looked towards the constellation of Puppis would have seen it," Saxton says.
The Exploding Star That Everyone Missed (SPACE.com)
Maybe everybody saw a new shiny thing and chalked it up to another visiting UFO.
Or more likely, publik skrewel astronomy edukashun has utterly failed.