Cassiopeia A, Star Turned Inside Out

2012 21st century acis advanced ccd imaging spectrometer art artist concept astronomy burst of radiation cas a cassiopeia a cassiopeia constellation cassiopeia celestial body chandra x ray observatory composite image concept cxc deep sky deep space diagram element map exploding star illustration iron distribution magnesium distribution neon distribution oxygen distribution science silicon distribution sn snr space art stellar explosion sulfur distribution supernova remnant supernova x ray astronomy x ray detection x ray emission x ray image x ray observation x ray study