TOP GUIDELINES OF SPACE

Through the initially 3 minutes of the universe, The sunshine features were being born during a process known as Big Bang nucleosynthesis. Temperatures cooled from 100 nonillion (1032) Kelvin to 1 billion (109) Kelvin, and protons and neutrons collided to produce deuterium, an isotope of hydrogen. Most of the deuterium merged to make helium, and tr