All elements other than hydrogen and helium today account for only 2 % of the mass of atomic matter in the universe.
All elements other than hydrogen and helium today account for only 2 % of the mass of atomic matter in the universe.
0.003 seconds.
All elements other than hydrogen and helium today account for only 2 % of the mass of atomic matter in the universe.
All elements other than hydrogen and helium today account for only 2 % of the mass of atomic matter in the universe.
0.003 seconds.