Nuclear Theory2026-02-042 minarXiv:2602.04477expressDark Neutron Decay and Tiny StarsThe neutron is the particle that makes up most of a neutron star. On its own, it is unstable: a free neutron lives for about fifteen minutes, then decays into a proton, an electron, and an antineutrino.M. Vikiaris·V. Petousis·M. Veselsky·Ch. C. MoustakidisAlan GuthAlbert EinsteinAlexei Kitaevneutron starneutron star mergerneutrinostellar evolutiondark matter👍👎☆SimplePopularAdvanced