George...I have started reading on the subject and feel a very basic understanding of the concepts forming. I can't however provide a satisfactory answer with what I have learnt... please could you elucidate.
Thanks Khashishi, really appreciated! and cheers George, very useful, was pondering the differences between them.
This is a bit irrelevant but don't want to start a new thread for a quick question. I was thinking... light is obviously effected by the curves in space time, evident by...
What I want to know is... if objects apparently traveling away from us at high speed, shift the light towards the red end of the spectrum ( and towards us, the blue )... surely the same effect would be experienced if the distant object was in fact stationary (hypothetically) and it was us...