There are more stars in the universe than all the brain cells of every human being who has ever lived COMBINED
Did you know the universe contains more stars than all the brain cells of every person who has ever lived, combined? The human brain has roughly 100 billion neurons or brain cells. Our own Milky Way Galaxy has anywhere between 200 to 400 billion stars. The universe contains anywhere between 125 to 500 billion galaxies. The amount of people who have ever lived on this planet is approximately 107 billion.