The CoRoT-18 system contains 1 exoplanet. It is located 2494.73 light years away from the solar system.
| Mass | 0.95 solar masses |
| Radius | 1 solar radiae |
| Temperature | 5440 kelvin |
| Stellar Metallicity | -0.1 decimal exponent |
| Age | 0.032 billion years |
At more than 50 Earth masses, CoRoT-18 b is a gas giant, a planet whose mass is mostly made up of hydrogen and helium, like Jupiter and Saturn.
| Mass | 1102.820 Earth masses |
| Density | 2.200 grams per cubic centimeter |
| Radius | 14.680 Earth radiae |
| Semi-major Axis | 0.0295 AU |
| Eccentricity | 0.08 |
| Orbital Period | 1.900 days |
| Discovery Method | Transit |
| Discovery Facility | CoRoT |
| Discovery Telescope | 0.27 m CoRoT Telescope |
| Discovery Instrument | CoRoT CCD Array |
| Discovery Date | 2011-09 |
| Reference | Hebrard et al. 2011 |