One thing I have learned whilst pondering the same question you have Stuart, is that we are
not yet able to comprehend the concept of "infinite".
The scientists ( all types) and We are trying to understand and make sense of how the BB eventuated.
Experiments, VLT's ,Satellites of all sorts, LHC's etc etc are all being used to make 'sense' of the why, where, when, what and how of the universe as we know it.
I'm sure once 'we' figure that out, your ( and mine!!!!!!)question can be answered!!!!!!
Edge or no Edge ....it's HUGE
http://www.iceinspace.com.au/forum/....eyepopping.gif
Huge as in the recent VLT's discovery of the furtherest ( newest) galaxy as per post:
http://www.iceinspace.com.au/forum/s...ad.php?t=67249 .
"
It has taken 13.1 billion years, travelling at 300,000 kilometres (186,000 miles) per second, for this smudge of infant light to arrive.