Recently Scientists of NASA have discovered a most earth like planet yet named as "Kepler-452b" using Kepler(spacecraft). Kepler Kepler is a spacecraft which is used to survey in the space mostly in our region of Milky way Galaxy and try to discover the planets which has the same properties like earth. It is usually called the space observatory system launched by NASA . It is like a photo-sensor operates at 1100 watts, which sense the brightness of the observing star and transmit its data to earth so that the data can be process. Kepler-452b As explained Kepler is a space craft used to discover the planets by observing the star's light. If the light fluctuate it notice that any planet is revolving around it and passing from its front that's why the light was dim/fluctuating. In July 2015 the discovery of "Kepler-452b" was announced according to the report by the Research Scientists , Kepler-452b is 1400 light years far from the eart...