In the start of time, our universe underwent a massive expansion known as the Big Bang. This event birthed space and time as we know them, setting in motion the grandformation of stars, galaxies, and ultimately, planets https://www.youtube.com/watch?v=BUQlmPI7Os8&list=PLZyUCudMkqcM4mk4_dH3OwD3Vix21ySC0&index=19&pp=iAQB