OK. Just no.
May 23 2008
We usually see supernovas only in other galaxies. Statistically they should occur about 3 times in every century in the Milky Way, too. But they are often very far away and hidden by dust, so only X-ray and radio telescopes can “see” them. This one turns out to have just happened.
Nov 07 2007
The definitive answer, from the guy who invented it: Dr. Alan Kay.