The Kepler-52 system contains 3 exoplanets. It is located 1048.73 light years away from the solar system.
| Mass | 0.54 solar masses |
| Radius | 0.52 solar radiae |
| Temperature | 4075 kelvin |
| Stellar Metallicity | 0 decimal exponent |
| Age | 3.55 billion years |
At more than 50 Earth masses, Kepler-52 b is a gas giant, a planet whose mass is mostly made up of hydrogen and helium, like Jupiter and Saturn.
| Mass | 135.000 Earth masses |
| Density | NaN grams per cubic centimeter |
| Radius | 2.100 Earth radiae |
| Semi-major Axis | 0.0637 AU |
| Eccentricity | 0 |
| Orbital Period | 7.877 days |
| Discovery Method | Transit |
| Discovery Facility | Kepler |
| Discovery Telescope | 0.95 m Kepler Telescope |
| Discovery Instrument | Kepler CCD Array |
| Discovery Date | 2013-01 |
| Reference | Steffen et al. 2013 |
At more than 10 Earth masses, Kepler-52 c is an ice giant, a planet that is made up mostly of volatiles like water, amonia and methane, and enveloped by a dense hydrogen and helium atmosphere, much like Uranus and Neptune.
| Mass | 45.400 Earth masses |
| Density | NaN grams per cubic centimeter |
| Radius | 1.840 Earth radiae |
| Semi-major Axis | 0.10379 AU |
| Eccentricity | 0 |
| Orbital Period | 16.385 days |
| Discovery Method | Transit |
| Discovery Facility | Kepler |
| Discovery Telescope | 0.95 m Kepler Telescope |
| Discovery Instrument | Kepler CCD Array |
| Discovery Date | 2013-01 |
| Reference | Steffen et al. 2013 |
With a mass below 5 Earth masses, a density of 3.31, and a semi-major axis of 0.182 astronomical units, Kepler-52 d could, potentially, be an ocean world - a planet with no dry land.
| Mass | 4.460 Earth masses |
| Density | 3.310 grams per cubic centimeter |
| Radius | 1.950 Earth radiae |
| Semi-major Axis | 0.182 AU |
| Eccentricity | 0 |
| Orbital Period | 36.445 days |
| Discovery Method | Transit |
| Discovery Facility | Kepler |
| Discovery Telescope | 0.95 m Kepler Telescope |
| Discovery Instrument | Kepler CCD Array |
| Discovery Date | 2014-03 |
| Reference | Rowe et al. 2014 |