jul 312012
In Supernova Remnant Spins One of the Youngest Pulsars Ever Seen

  Over fifty years ago, a supernova was discovered in Messier 83, a spiral galaxy about 15 million light years from Earth. Astronomers have used NASA’s Chandra X-ray Observatory to make the first detection of X-rays emitted by the debris from this explosion. This new Chandra image,released yesterday of M83 is one of the deepest X-ray observations ever made [continue reading]