okiscopey
17-10-2007, 03:27 PM
407 years old today! Well, the discovery date anyway, the real thing was 20,000 years ago.
http://www.seds.org/~spider/spider/Vars/sn1604.html
http://www.seds.org/~spider/spider/Vars/sn1604.html
View Full Version here: : Happy birthday … Kepler’s Supernova