“The existence of galaxies with no elements such as oxygen—formed by stars after Big Bang nucleosynthesis—is a key prediction of the cosmological model,” the researchers write. “However, no pristine ...

More information: Shilun Jin et al, Robust r-process Nucleosynthesis beyond Lanthanides in the Common Envelop Jet Supernovae, The Astrophysical Journal (2024). DOI: 10.3847/1538-4357/ad5f8e ...