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Sunday, October 20, 2019

Type I supernova: collapse of a white dwarf (small star) that accumulates too much mass from another star in a binary system. (πŸ“· NASA/CXC/M.Weiss) Type II supernova: collapse of a massive star.


http://bit.ly/2o77xDm via /r/spaceporn http://bit.ly/2MYMpaQ
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