What is universe? The universe is all planets, moons, minor planets, stars, galaxies, the content of intergalactic space and all matter and energy. The universe is all of space and the stars, the planets, and all other forms of matter and energy in it. The Universe in physical science suggests everything, everywhere, all the space. In different words, all of space, time, and their content is the universe . It includes all the galaxies, black holes, stars, planets, and moons. It additionally includes all kinds of energy and matter. The Universe is all we can touch, feel, sense, measure or detect. It consists of living things, planets, stars, galaxies, dust clouds, light, and even time. Stephen Hawking Stephen Hawking (1942-2018) once said: “Look up at the stars and not down at your feet, try to be of what you see, and wonder about what
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.