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Exoplanet Kepler-32 b
Exoplanet Kepler-32 b orbits star Kepler-32 that lies 1053 light years away from the Sun.
It weighs about 4.1 Earth masses and orbits its star much closer than Earth orbits Sun.
Sun distance
1053 light years
1053 light years
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Kepler-32 b
Exoplanet, sub-neptune
Star: Kepler-32
Distance from the star: 0.05 AU
Orbit around star: 5.90124 days
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Orbital period
Orbital period of exoplanet Kepler-32 b around its star is 5.90124 days.
The orbital period of an exoplanet is the time it takes to complete one full orbit around its star, usually measured in days. Most of the exoplanets discovered so far have orbital periods of less than one year...
More about Orbital period in StellarGuide
Basic characteristic
Mass: 4.1 M Earth
Exoplanet mass
Exoplanet Kepler-32 b has 4.1 Earth masses, or 0.28 times the mass of Uranus.
The mass of an exoplanet is one of the most important characteristics for understanding what kind of world it is — whether it’s small and rocky like Earth or large and gaseous like Jupiter. Mass provides key information about the planet’s composition, gravity, and formation history...
More about Exoplanet mass in StellarGuide
Size: 2.197 R Earth | 0.2 R Jupiter
Density: 2132 kg/m3 | 38.67 % Earth
Year of discovery: 2011 (transit)
Other designations of this exoplanet
2MASS J19512217+4634273 b, KIC 9787239 b, KOI-952 b, WISE J195122.14+463427.5 b
2MASS J19512217+4634273 b, KIC 9787239 b, KOI-952 b, WISE J195122.14+463427.5 b
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Kepler-32 system structure
Exoplanet Kepler-32 b orbits star Kepler-32, which has lower mass than Sun. It is one of 5 known exoplanets orbiting this star.
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Kepler-32 | ||||||||
| Kepler-32 f | 0.01 AU | 0.8 R⊕ | 0.7 days | ||||||
| Kepler-32 e | 0.03 AU | 1.5 R⊕ | 2.9 days | ||||||
| Kepler-32 b | 0.05 AU | 4.1 M⊕ | 2.2 R⊕ | 5.9 days | |||||
| Kepler-32 c | 0.09 AU | 2 R⊕ | 8.8 days | ||||||
| Kepler-32 d | 0.13 AU | 2.7 R⊕ | 22.8 days | ||||||
Comparison
When comparing to the Solar system planets, Kepler-32 b has 28 % of mass of Uranus and it orbits its star closer than Mercury orbits the Sun.
| Mercury | Venus | Earth | Mars | Jupiter | Saturn | Uranus | Neptune | ||
|---|---|---|---|---|---|---|---|---|---|
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Mass | 74.55 | 5.03 | 4.1 | 37.27 | 0.01 | 0.04 | 0.28 | 0.24 |
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Size | 5.74 | 2.31 | 2.2 | 4.15 | 0.2 | 0.24 | 0.55 | 0.58 |
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Density | 0.39 | 0.41 | 0.39 | 0.52 | 1.71 | 3.06 | 1.7 | 1.23 |
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Distance | 0.13 | 0.07 | 0.05 | 0.03 | 0.01 | 0.01 | 0 | 0 |
Habitability
Habitable zone of the star: 0.43 - 0.62 AU
The planet is too hot to sustain liquid water.
The planet is bigger than Earth and smaller than Neptune. Its average density 2132 kg/m3 points to a hot gas planet.