KnowraPresolar grainLinked fromLinked fromThe 5 pages that link to Presolar grain, each with the reason it gives.All 5Broader topic 4Related 1NucleosynthesisBroader topic: Its unusual isotope ratios can identify the stellar process that made its constituent nuclei.Supernova nucleosynthesisBroader topic: Isotopic anomalies in some grains retain signatures attributed to supernova ejecta.S-processRelated: Some grains preserve isotope signatures of s-process nucleosynthesis in their parent stars.Cosmic dustBroader topic: Isotopic anomalies in these grains identify their parent stars and stellar processes.CosmochemistryBroader topic: Its unusual isotopic signature can identify the stellar source of ancient material.