Amazing Astronomy

          1.  What is the brightest star in the night sky at any time?             
                Ans :  Sirus
         
          2. About how many stars are in our galaxy?
              Ans :  200 billion

          3. Which planet is referred to as the “planet of oceans”?
               Ans :  Earth

          4.  Which planet has the strongest winds?
                Ans : Neptune

          5.  Meteoroids that hurtle into the atmosphere as streaks of light are?
                Ans : Shooting star

         6. Which planets have rings around them?
              Ans :  Saturn, Uranus, Jupiter, Neptune

         7. Asteroids are believed to be originated from?
              Ans : Orbit of jupiter

         8. Which is the oldest star yet discovered ?
              Ans :  HE 1523-0901 ( 13.2 billion years old)

        9. What is the estimated Diameter of Milky Way Galaxy ?
             Ans :  100,000 light years

      10. Which is the largest moon in the Solar System ?
             Ans :  Ganymede ( moon of Jupiter)