SCI/ 151
August 4, 2014
Ellis Hodgdon
Cosmology is the study of universe as a whole and the foundation of modern cosmology is that at one point in the past all the universe existed in one area. The Big Bang Theory was created to understand and explain how the universe came to be formed. According to the Big Bang Theory about 15 million years ago there was a giant explosion that pushed all matter in space outward and as the matter cooled it created the universe that exists today. Prior to the Big Bang all matter of space existed in one spot in space and this extremely violent explosion started the expanse of the universe. There have been discoveries made …show more content…
The stars that are located in the globular clusters are older than the stars that are located in the galactic disk. There is also little to no gas or particles located within the globular clusters. Another structure that is located in the Milky Way is a halo. The halo is a large, dark region that surrounds the entire Milky Way galaxy. The halo is formed by hot gas and possibly dark matter. Dark matter is a mysterious substance that exists in space. Within dark matter no light is given off and no light is absorbed. Dark matter is suspected to have an extremely strong gravitational pull. It is estimated that dark matter makes up about five times as much mass as ordinary matter. Dark energy is a theory about the energy that is produced from dark matter but has not been proven to exist. The theory of everything aims to link everything together. The theory wants to link protons to time space to the creation of the universe into one theory that can explain everything that has already been proven and ideas that are still not proven. This theory tries to make everything that has been learned about the universe and things that are still to be learned all fit nicely into one theory about the creation of the