Violent explosions of massive, magnetized stars may forge most of the universe’s heavy elements, such as silver and uranium. The ancient star’s elements aren’t from the remnants of a neutron star ...
The characteristic luminosity of the kilonova is approximately equal to the radioactive heating rate at this escape timescale: A larger ejecta mass produces a brighter and longer-lasting kilonova; a ...
Heavy duty: artist’s impression of a kilonova releasing r-process elements into the cosmos. (Courtesy: ESO/L Calçada/M Kornmesser) The mystery of where heavy elements such as gold and silver come from ...
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