OUR NEIGHBOURS

OUR NEIGHBOURS

THOUGH THERE ARE BILLIONS OF GALAXIES IN THE UNIVERSE ONLY 3 OF THEM CAN BE SEEN FROM THE EARTH THROUGH A TELESCOPE . THE ANDROMEDA GALAXY  IS ONE OF THE NEAREST LARGE GALAXIES IT IS ABOUT 2.2 MILLION LIGHT YEARS AWAY 

Galaxy

      GALAXY

A GALAXY IS A MASSIVE GROUP OF HUNDREDS OF MILLION STARS ALL HELD TOGETHER BY GRAVITY ORBITING A COMMON CENTRE   .

MILKY WAY IS  THE GALAXY IN WHICH OUR SOLAR SYSTEM IS INVOLVED