Supernova
Optical: ESO/E. Helder; X-ray: NASA/CXC/Univ. of Utrecht/J.Vink et al. |
 

Ancient Supernova
Astronomers have found the remains of an ancient supernova, pictured above, that is roughly 11 billion light years from Earth. The finding represents the most distant supernova ever found. | Discovery News Video

 
 
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