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Julio Paulino Feb 17
:The first thing to reach us will be a huge pulse of neutrinos. That will mean the core has collapsed and the supernova explosion has happened, deep inside the star. Then will take about 8h for the shock wave to expand to the outside of the (opaque) stellar atmosphere.
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ECOVOLT Romania
Indeed ... but all was in the past ! 700 years ago :)
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