Elite:Dangerous star map size is staggering, it is roughly the size of our galaxy, after you make acquaintance with such scale if it happens that you look out of the night sky IRL and see some nice stars think again, for some of the celestial bodies you see and think they are stars might be instead, for many are indeed, other galaxies entirely, as big as our or even larger, but so far out in the universe that we can perceive their light from here just as a pin of light.

Also read here: https://hitchhikers.fandom.com/wiki/Total_Perspective_Vortex