This image is of planetary nebula NGC 7662 as seen with the Chandra X-Ray Observatory. A planetary nebula is a phase of stellar evolution that the sun should experience several billion years from now,... more 
This image is of planetary nebula NGC 7662 as seen with the Chandra X-Ray Observatory. A planetary nebula is a phase of stellar evolution that the sun should experience several billion years from now, when it expands to become a red giant and t less 
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SPACE.com | Photo By X-ray: NASA/CXC/RIT/J.Kastner et al.; Optical: NASA/STScI
Sat, Mar 9, 2013 8:48 AM EST