Spectrum of a future supernova : P Cyg, apricot

Spectrum of a future supernova : P Cyg

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Description

One of the most luminous star of our galaxy. Note the very hot (blue) continuum and bright emission lines from the Helium and Hydrogen ejected by high winds and past eruptions (nova). Like Eta Car and S Dor, this monster will evolve into a supernova !

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Spectrum of a future supernova : P Cyg, apricot