Here is a recent NASA press release about how a bevy of space telescopes and their scientists have unraveled an ancient mystery surrounding a visible and recorded supernova in 185 AD.
http://www.nasa.gov/home/hqnews/2011/oct/HQ_11-360_Spitzer_mystery.html
Powered by Invision Power Board (http://www.invisionboard.com)
© Invision Power Services (http://www.invisionpower.com)