This began as a simple question, but it has intrigued enough people that I decided to feature it as an article._____________

Carmel Beach has many more grains of sand than our Milky Way has Stars
Carol:
“I have heard people say that there are more stars in the universe than there are the grains of sand ‘on the beach.’ What size is the beach and are the grains of sand coarse or fine? Or does the saying go “all the grains of sand on all the world’s beaches,” something I simply can’t believe to be true.”
Answer: Lets star(t) “close to home” and see how many sand grains we need to represent our own Milky Way galaxy.
There are (very) roughly 50 to 400 billion stars in our Milky Way galaxy.
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