The enormous universe holds a complex chronology of celestial bodies. From the first birth of stars and galaxies billions of years previously, to the ongoing development of planets and comets, each celestial object has https://www.youtube.com/watch?v=B8ema5JaAdk&list=PLZyUCudMkqcM4mk4_dH3OwD3Vix21ySC0&index=22&pp=iAQB