Universe Today -
8 Jul 2023 17:35

Dust is the building block for much of the Universe, including the planet you were born on. But where did all this dust come from? New research using JWST shows large quantities of dust surrounding two Type II supernovae that detonated in a galaxy 22 million light-years away. The observations from JWST showed that each remnant contained more than 5,000 times the mass of Earth in dust. This helps explain why the earliest galaxies are filled with dust and young stars that exploded as supernovae. T...
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