13,000,000,000 BBY

13,000,000,000 BBY was the date that the Galaxy]  was created. It was created when the Milky Way galaxy and the Andromeda galaxy collided, which in turn created an even larger galaxy. The remaining life on a polluted, nearly barren world, called Earth, that survived the cataclysm, built a starship and scoured the stars, seeking new planets to populate.