The Universe

               

         Collection of all the things in space is called Universe.

Since human existence on earth ,it has been his concern about the origin of plants,animals,human beings,sky , earth, stones,stars and every thing in this  universe. In this regard many fields of science have been developed, to know about structure of universe one have to study Cosmology and for origin of universe ,Cosmogony.

            After research and study scientists predicted that universe is expanding. Universe existence came after a sudden heavy sound known as Big Bang Theory. Unfortunately Big Bang Theory did not answers all the questions related to universe eg flatness. This theory indicate when universe started time also started.

             For the study of universe refracted and reflected telescope invented by Galileo Galilei and Isaac Newton. 2009,was observed as International Year of Astronomy by UNESCO.