Date 6 October 2004 Source http://www.spitzer.caltech.edu/images/1276-ssc2004-15a%20-NASA-s-Great-Observatories-Provide-a-Detailed-View-of-Kepler-s-Supernova-Remnant
Bridgeman Art Library v. Corel Corp., no new copyright should apply anyway. Author NASA/ESA/JHU/R.Sankrit & W.Blair Other versions File:Ssc2004-15a.jpg