Time is relative. In his book, The Science of God: The Convergence of Scientific and Biblical Wisdom, Gerald L. Schroeder describes how the seven days of Genesis were both 7 24 hour days, and billions of years. A really fascinating read. He is a scientist and biblical scholar
I’ve read some of his writings on the age of the universe and agree that it is fascinating and does a credible job of explaining the apparent discrepancy between man’s calculations based on Scripture and the visual evidence we see that suggests otherwise.