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X-ray Evidence Supports Possible New Class of Supernova
01.04.07
A composite image of supernova remnants DEM L238 and DEM L249, using data from Chandra and XMM-Newton X-ray observatories.

A composite image of supernova remnants DEM L238 and DEM L249, using data from Chandra and XMM-Newton X-ray observatories.

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Image credit: X-ray: NASA/CXC/NCSU/K.Borkowski; Optical: NOAO/CTIO/MCELS