andromeda....the odd one

Tweet

we all know that according to big bang theory all the matter in the universe is receding away or moving away from each other. and scientists have aldso verified this theory to an extent.ironically andromeda galaxy our neighbour,seems to move towards our milkyway...why is it.. but dont worry the rate at which its moving ,it will collide after 1000000 years only... wats ur opinions on this...