this one you should know, however it's truly astonishing to believe that our own Sun, found a negligible 150 million km away is normal case of the considerable number of stars in the Universe. Our own Sun is named a G2 yellow small star in the primary succession period of its life. The Sun has been joyfully changing over hydrogen into helium at its center for 4.5 billion years, and will probably keep doing as such for another 7+ billion years. At the point when the Sun comes up short on fuel, it will end up being a red mammoth, swelling up ordinarily its present size. As it grows, the Sun will devour Mercury, Venus and most likely even Earth.