>>Problem is it doesn't. It slows down and dies out.
>
>If the source of the light is the same distance away, why would the light slow and die out? The only way it would appear to do that is if the source was getting futher away. Unless the galaxies are dying out themselves.
Of course galaxies are "dying out", i.e., getting older; but that shouldn't affect the light they emitted aeons ago.
Difference in opinions hath cost many millions of lives: for instance, whether flesh be bread, or bread be flesh; whether whistling be a vice or a virtue; whether it be better to kiss a post, or throw it into the fire... (from Gulliver's Travels)