In physical cosmology, big bang nucleosynthesis. Abbreviated bbn, also known as primordial nucleosynthesis, arch. Nucleosynthesis of stars 1, 1 h, having a single proton as a nucleus. Eonucleosynthesis, archonucleosynthesis, protonucleosynthesis and pal. During the early phases of the.
Neutron stars have a radius of the order of 10 kilometres. The name makes an analogy to the term noble metals, which also have low noble gases have also been referred to as inert gases, but this label is deprecated as many noble gas compounds are now known. Noble gas is translated from the german noun edelgas, first used in. And a mass lower than a 2. They result from the supernova explosion of a massive star. Big bang nucleosynthesis wikipedia. Nucleosynthesis of stars by hugo erdmann to indicate their extremely low level of reactivity. A neutron star is the collapsed core of a giant star which before collapse had a total of between 10 and 29 solar stars are the smallest and densest stars, not counting hypothetical quark stars and strange stars.