what is the fundamental source of energy within the sun?is the sun chemical composition constant,or changes?
June 5, 2010 by sunli
Filed under Sun chemical
please help.
Why is the chemical composition of the Earth and the other terrestrial planets so different from the sun?
May 6, 2010 by sunli
Filed under Sun chemical
Why is the chemical composition of the Earth and the other terrestrial planets so different from that of the sun? Why is the chemical composition of Jupiter and other Jovian planets more similar to the sun’s?