[bojan]

Originally Posted by rally

Thanks Rob, that clears it up !

We are also part of the Laniakea Super Cluster in which we are moving to the Great Attractor as stated - but I wonder what motion Laniakea has to add to our travel path ? does it rotate and move relative to the centre of the Universe (or maybe the origin of the Big Bang) where ever that may be !

Then there is the cosmic/metric expansion - movement but relative to what ?

Hmmmmm ......