24 July 2015
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Milan (askanews) – The Earth has a twin. NASA astronauts have discovered a planet that has many features in common with our own, the more like never seen before. Kepler 452b, so he was baptized, at 1400 light years away, rotates around a star, like Earth around the Sun, and the same distance; But his star is bigger, brighter and oldest of the Sun 1.5 billion years. On its surface there may be water, a condition that would allow the existence of life. It is not excluded that an activity has also vulcanica.Kepler is part of a dozen exoplanets discovered by the Kepler space telescope having a diameter less than twice that of Earth and revolve around a star. It is the first for which scholars have been able to confirm that this is really a planet.
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