Tag Archives: CSS 2021

CSS General Science and Ability| Galaxy, Universe and Big Bang

Galaxy A galaxy is a basic unit of the universe. It consists of several hundred thousand stars simultaneously, which interstellar gas and dust. | CSS General Science and Ability The beginning/origin of the galaxies:The galaxies resulted in the accumulation of gas on the Protogalaxies, which were formed due to the expansion of the initial fireball… Read More »