THE UNIVERSE

THE UNIVERSE

1. GALAXIES

   • Is an enormous group of; stars,planets,gases and dust
     • Types of galaxies:
       • Elliptical galaxies
         • Spiral galaxies
           • Barred spiral galxies
             • Irregular galaxies

2. THE ORIGIN OF THE UNIVERSE

   • The universe was created 13.700 millón years ago,for a massive explosión called "THE BI BAN"

3. CELESTIAL BODIES

   • STARS
     • Are large balls of gas wich produce light and heat.
       • THE STAGES OF STARS:
         • STELLAR NEBULA
           • AVERAGE STAR
             • MASSIVE STAR
               • RED SUPERGIGANT
                 • RED GIGANT
                   • SUPERNOVA
                     • PLANETARY NEBULA
                       • WHITE DWARF
       • OTHER CELESTIAL BODIES
         • SATELLITES OR MOONS

4. SOLAR SYSTEM