how old is the universe when you take time dilatation into account?
it's 13,8billion years old for us, but are there parts that are older or younger because they move at different speeds? how big of a difference does this make? what is the oldest and youngest part in the universe relative to it?
it's 13,8billion years old for us, but are there parts that are older or younger because they move at different speeds? how big of a difference does this make? what is the oldest and youngest part in the universe relative to it?
