CoRoT-9b
Astronomical discovery
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CoRoT-9b is an exoplanet orbiting the star CoRoT-9, approximately 1500 light years away in the constellation Serpens. CoRoT-9b's distance of nearest approach to its parent star of approximately 0.36 AU was the largest of all known transiting... Wikipedia
Mean radius: 1.05 ± 0.04 RJ
Discovered: March 17, 2010
Orbits: COROT-9
Orbital period (sidereal): 95.2738 ± 0.0014 d; ~0.26084 y