2 ms·
I've always heard the number is around 50, but do you have any references to show that as being correct?
by mabbo 11y ago
I've always heard the number is around 50, but do you have any references to show that as being correct?
- delecti 11y agoThis [1] puts it at 44. [1] http://www.wolframalpha.com/input/?i=observable+universe+diameter+%2F+proton+diameter http://www.wolframalpha.com/input/?i=observable+universe+dia...
- deleted 11y ago[deleted]
- deleted 11y ago[deleted]