Thanks for all the posts which have been very helpful and just so mind boggling that I now wish to dig a hole and hide away from the unfathomable nature of the distances we are talking about...
"6 trillion miles" = a light year and there are millions of light years between galaxies - there's...
This is probably quite a basic question but my mind has been ignited by the recent stargazing programs on the bbc so...
Does every star have to be associated with a galaxy? For example, when looking through a telescope you see either individual stars or spiral galaxies - when looking at these...