ब्रह्मांड के सितारे: जन्म, जीवन और मृत्यु

ब्रह्मांड के सितारे: जन्म, जीवन और मृत्यु: ASTRONOMERS ESTIMATE THAT THE UNIVERSE COULD CONTAIN UP TO ONE SEPTILLION STARS – THAT’S A ONE FOLLOWED BY 24 ZEROS. OUR MILKY WAY ALONE CONTAINS MORE THAN 100 BILLION, INCLUDING OUR MOST WELL-STUDIED STAR, THE SUN.STARS ARE GIANT BALLS OF HOT GAS – MOSTLY HYDROGEN, WITH SOME HELIUM AND SMALL AMOUNTS OF OTHER ELEMENTS. EVERY