Chemistry, 24.11.2021 03:30 jpsaad00

Star 1 is 18 light years from Star 2 and 34 light years from Earth. If Star 2 explodes as a supernova, in how many years would the explosion be seen from Earth?

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Star 1 is 18 light years from Star 2 and 34 light years from Earth. If Star 2 explodes as a supernov...