NASA's Chandra X-ray Observatory originally shared:
Space Scoop: Sweeping Supernovas
This space photograph shows a 2200-year-old supernova remnant that is sweeping up a remarkable amount of material - enough to make 45 Suns!
http://chandra.harvard.edu/photo/2014/g352/kids.html
http://chandra.harvard.edu/resources/podcasts/sd.html
This space photograph shows a 2200-year-old supernova remnant that is sweeping up a remarkable amount of material - enough to make 45 Suns!
http://chandra.harvard.edu/photo/2014/g352/kids.html
http://chandra.harvard.edu/resources/podcasts/sd.html
original post: https://plus.google.com/116000959328274308893/posts/FAeE6APSefb
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