the big bang
Before the stars: theories
by Isiodos Toby Leo and Angelo
The Big Bang: theory
The big bang is the theory of how the universe began. Originally, the big bang started as a little atom. First, the atom started swelling. Then, it became so big that the earth would be an electron in comparison. Now, it just keeps on growing.
The Cosmic Web: theory
the cosmic web
The cosmic web is basically the building blocks of the universe. without it, there would be no stars. After the big bang, it formed and stars formed where it was densest. It is a mixture of gasses (including helium and hydrogen which is what you need for stars)