Geography Notes for UPSC, Solar System UPSC The Solar System UPSC Origin of Solar System – in origin of Earth. Who discovered the solar system? The main idea of the solar system was proposed by the Polish astronomer Nicolaus Copernicus (1473-1543) who said that “the Sun is the center of the Universe” and made the […]
Geography Notes for UPSC, Formation of Star UPSC 1. Star Stars are the celestial bodies which revolve around the centre of the galaxy. The stars have their own heat and light, which the stars emit continuously. Stars are made up of vast clouds of hydrogen gas, helium and dust. Helium gas is the second largest
1. Astronomy Astronomy is a natural science that studies celestial objects (stars, planets, comets, etc.) and the phenomena (such as the solar wind, gravitational waves, etc.) that occur in the cosmos. 2. Universe The universe is everything that exists, has existed, and will exist, including all of space, time, energy, matter, and the physical laws
Formation and Evolution of the Universe UPSC & Other Exams Read Post »
