100s of Billions of galaxies glow, as they are in the size of a grain of sand, held up at the sky. If you are surprised by the number, this is a careful estimate, the number even in trillions. Trillions of galaxies have been discovered and even the number is growing as the universe is still spreading and growing with new galaxies at the distance of trillions of solar years from our planet, the Earth.
Posted Article in Science