Ok, i get doppler shift now, thanks. But say the one twin leaves Earth then just stops at some point. Then the other twin leaves at a much slower speed and meets up with him, what then? The distance traveled will have been the same.
I know the twin paradox has been answered a lot on here, sorry for bringing it up again. I thought i about had it figured out but then i read a few things that confused me again. For starters, its starting to sound like time dilation won't happen unless there is a complete round trip, that...