Big bang, the origin and the expansion of the Universe
BIG BANG 1- Most astronomers believe the Universe began in a Big Bang 14 billion years ago. At that moment, all l’Univers is found thousands of times more little than a head of pin. It will be more hot than the magma from a volcano, and there will be the planet that connects with "EARTH”. https://media.giphy.com/media/w6FAkIolBytsKYEHRY/giphy.gif GIFT
