Stars in the Universe? Which Is Greater, the Number of Sand Grains in the world's deserts and beaches, Or stars in the universe? Here's an old question— which are there more grains of sand in the world's deserts and beaches, or stars in the Universe? American astrophysicist Carl Edward Sagan had told that there are much more and more stars in the universe than the sand grains in the world's deserts and beaches. Is he right in his claim? Can the stars in the Universe be counted? Obviously, grains and stars can't be counted, but you can estimate. Being well-versed in all these things, Gerry Gilmore , professor of astronomy at Cambridge U...
How big is the universe? The universe is big beyond our imagination. We've got multiple stars for every grain of sand — which means the grains are nowhere near as numerous as the stars. This blog is created to share the knowledge about the universe, the sun, the earth, the moon, galaxies, planets, stars, and the solar system etc.