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Showing posts with label Amazing Facts about Stars. Show all posts
Showing posts with label Amazing Facts about Stars. Show all posts

Monday, October 24, 2011

Amazing Facts about Stars

Here are some of the interesting and amazing facts about the stars. 
  • There are more stars in this universe than all of the grains of sand on earth.
  • The stars can be seen from the bottom of a  well even in day light.
  • The Sun is a star, and is made of 70% Hydrogen, 28% helium and 2% metals.  The diameter of Sun is 1,390,000 Kilo meters.
  • The distance between Earth and Sun is about 1,50,000,000 Kilo meters but it is not constant.
  • The Stars with strong gravity try to become smaller and smaller and finally turn into black holes.
  • The stars come in different colors.  The hot stars give blue light and the cool stars give red light.
  • All the stars in the Milky Way galaxy revolve around the center of this galaxy once every 200 million years.
  • There are nearly 250 billion stars in our galaxy and it is believed that there are 100 billion galaxies in this universe.
  • A Comet's tail always points away from the sun.
  • A galaxy of a typical size, with about 100 billion suns produces less energy than a single Quasar.
  • A Pulsar is a small star made up of neutrons so densely packed together that if one pulsar of a size of a silver dollar landed on earth, would weight approximately 100 million tons.
  • The Star 'Alpha Herculis' is 25 times larger than the circumference described by earth's revolution around the sun.