Scientists found very special flash in the data from the space telescope Kepler mission. It came before SN2017jgh supernova explosion and can tell a lot about the progenitor star. This is the first time such a flash was detected.
|Kepler||7. 3. 2009 - 15. 11. 2018||Ended: Success|
The cause of the supernova was yellow supergiant star at least a billion light years away. The supernova was a type IIb explosion, in which the progenitor star swallows up to about 100 solar radii. In the middle of this bubble there is a hot helium core, that explodes in great supernova.
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