A star’s glow is developed by nuclear fusion. Pulled collectively by gravity, hydrogen atoms slam alongside one another to kind helium atoms, which launch tremendous quantities of energy in the shape of heat and light.Gi?y xác nh?n qu?ng cáo Vitera Daily Gold Vitera Day by day Gold ???c s?n xu?t b?i CÔNG TY TNHH MEDISTAR VI?T NAM – m?t công