WebThe Origin of Elements. The hydrogen in your body, present in every molecule of water, came from the Big Bang. There are no other appreciable sources of hydrogen in the universe. The carbon in your body was made by nuclear fusion in the interior of stars, as was the oxygen. Much of the iron in your body was made during supernovas of stars that ... WebDec 16, 2024 · The creation of heavy elements was far more arduous. First, stars were born and heavy nuclei formed via accretion in their fiery crucible. This process, called stellar nucleosynthesis , took ...

Neutrons: Facts about the influential subatomic particles

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Stars Science Mission Directorate - NASA

WebDec 21, 2024 · The act of tidal disruption can cause the creation of heavy elements as well, as fusion will also occur. The fusion itself doesn’t make the heavy elements, but rather it makes copious amounts of ... WebJan 20, 2024 · Astronomers saw heavy elements actually forming when two dense neutron stars spiraled into each other, which implied that merging neutron star binaries and not supernovae were the main source of the heaviest elements. Now, however, doubts have arisen, suggesting that the original solution—supernova explosions—may be an … WebMar 29, 2024 · atomic bomb, also called atom bomb, weapon with great explosive power that results from the sudden release of energy upon the splitting, or fission, of the nuclei of a heavy element such as plutonium … tools rstricks