Kepler-23b

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Kepler-23b is an exoplanet that orbits the star Kepler-23 in the Cygnus constellation. It was discovered by the Kepler space telescope in January 2012 using the transit method. The planet is bigger than Earth, with a mean radius about 1.9 times Earth's. It orbits very close to its star, with a semi-major axis of about 0.075 AU (around 11 million km) and completes an orbit every about 7.1 days.