The Big Bang theory of the origin of the Universe

The “Big Bang” theory of the origin of the universe is a controversial yet widely accepted theory in the creation of the universe to it’s present form. Dating back in history, the groundwork of famous scientists and their theories helped to develop the Big Bang theory to what is stands as today. Special note goes to that of Friedmann, Hubble and Einstein who all played major roles in the establishment of this theory and are all included in this essay. Other points that constitute this essay include the origin of the universe, transformation of radiation into matter after the Big Bang and the accretion of stars and galaxies.

Aleksandr Friedmann was a Russian professor of mathematics who made an enormous contribution to the development of theories that the universe was expanding. Living in the time of Albert Einstein’s era he took an insight into cosmology. He read Einstein’s work with problems associated with relativity’s expanding universe. Einstein had proposed tha...