Why Do Strange Things Happen Under a Full Moon? | Cosmic Queries #112
22:35And because the amount of the red shift correlates with how far away the galaxy is, because if you're farther away,22:58So if a galaxy is close enough, we might be falling into each other as we currently are with Andromeda. That has a23:06blue shift. But on a large enough scale where the expansion of the universe dominates, every galaxy is redshifted. All right. Every galaxy is redshifted.














