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HD 212657
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HD 212657 b
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Exoplanet HD 212657 b

Exoplanet HD 212657 b orbits star HD 212657 that lies 263 light years away from the Sun. It weighs about 7 Earth masses and orbits its star much closer than Earth orbits Sun.
Sun distance
263 light years

HD 212657 b

Exoplanet, sub-neptune
Star: HD 212657
icon distanceDistance from the star: 0.0939 AU
icon timeOrbit around star: 9.978543 days
icon timeEccentricity: 0.3

Basic characteristic

icon weightMass: 7 M Earth
icon radiusSize: 2.33 R Earth | 0.2 R Jupiter
icon densityDensity: 3051 kg/m3 | 55 % Earth
icon temperatureTemperature: 1203 K | 930 °C
icon discoveryYear of discovery: 2015 (transit)
Comparison to the Solar system planets
icon massMass: Neptune (41 % Neptune mass)
icon radiusSize: Neptune (60 % Neptune radius)
icon massDensity: Mars (78 % Mars density)
icon distanceDistance: Mercury (24 % Mercury distance)
Other designations of this exoplanet
K2-167 b
Exoplanets around star HD 212657
Exoplanet HD 212657 b orbits star Class yellow-white star HD 212657, which has bigger mass than Sun. It is the only known exoplanet orbiting this star
HD 212657 b
| 0.09 AU
Star HD 212657
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