Chandrayaan-I lands on moon on Friday night ..india to be  the fourth nation to do this historic milestone after a Moon Impact Probe with the national tri-colour painted successfully landed on the lunar surface . Joining the US, the Soviet Union and the European Union, the 35-kg Moon Impact Probe hit the moon exactly at 8.31 PM, about 25 minutes after the probe instrument descended from the satellite in what ISRO described as a "perfect operation". Miniature Indian flags painted on four sides of the MIP signalled the country's symbolic entry into moon to coincide with the birth anniversary of the country's…