Tuesday 21 May 2013

the orbit of the moon

THE ORBIT OF THE MOON

  In comparison with other satellites of the solar system, the moon is a very large one. Competing theories have been developed regarding the formation of the moon. According to the one most widely accepted, the earth must have collided …

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the sun moves along

THE SUN ALSO MOVES ALONG

  For a long time in the past men thought that the earth was stationary and that the sun revolved around the earth. Later Copernicus, Kepler and Galileo postulated