High-temperature 205Tl decay clarifies 205Pb dating in early Solar System - NatureShort-lived radioactive nuclei provide insights into the early Solar System's formation and nucleosynthetic history.The isolation time of Solar System materials was confirmed to be between 9-26 Myr before solar birth.
NASA selects SpaceX to launch a gamma-ray telescope into an unusual orbitNASA's COSI satellite will analyze gamma-rays from celestial events to study nucleosynthesis, antimatter, neutron star mergers, and soft gamma-ray bursts.