Gravitational-wave detectors have transformed the way we observe the Universe. Together with ground and space electromagnetic observatories, they have provided key insights into the long-standing ...

In a study published in The Astrophysical Journal, scientists have proposed the features of the rapid neutron capture process (r-process) nucleosynthesis in a novel scenario: common envelop jet ...

The alternative text for this image may have been generated using AI. The characteristic luminosity of the kilonova is approximately equal to the radioactive heating rate at this escape timescale: 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 ...

A: The lightest elements in the universe — hydrogen, helium, and a little lithium — were born shortly after the Big Bang. The heavier elements, up to iron, were forged later, in the hearts of stars ...