Friday, July 25, 2008

French Scientists Find New Alien World

Scientists have discovered a new Jupiter-sized planet orbiting around a distant sun-like star.
This planet takes 9.2 days to orbit its star, the longest period for any transiting explonet ever found.The planet, called CoRoT-Exo-4b, was discovered by the European Space Agency's CoRoT space telescope, which was designed to search for extrasolarplanets by looking for transits, or tiny dips in the light output from a star when a planet passes in front of it. By tracking the time between transits, a team of scientists led by the French space agency CNES measured how long the planet takes to revolve around its star, and found that it is the same period of time its star, which is slightly larger than our sun, takes to rotate 360 degrees.

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