Friday, October 14, 2016

If you could count the number of galaxies in the Universe at
 the rate of one per second, it would take 12,700 years to count
 them all.


montag said...

So does this mean there really isn't dark matter?

Fearguth said...

I was having a hard enough time trying to imagine the 'billions and billions' of galaxies Carl Sagan talked about. And now this!