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Exoplanet Kepler-51 d
Exoplanet Kepler-51 d orbits star Kepler-51 that lies 2615 light years away from the Sun.
It weighs about 7.63 Earth masses and orbits its star closer than Earth orbits Sun.
Sun distance
2615 light years
2615 light years
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Kepler-51 d
Exoplanet, super-puff
Star: Kepler-51
Distance from the star: 0.509 AU
Orbit around star: 130.194 days
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Orbital period
Orbital period of exoplanet Kepler-51 d around its star is 130.194 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: 7.63 M Earth
Exoplanet mass
Exoplanet Kepler-51 d has 7.63 Earth masses, or 0.52 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: 9.696 R Earth | 0.9 R Jupiter
Density: 46 kg/m3 | 0.83 % Earth
Other designations of this exoplanet
KOI-620 d, 2MASS J19455514+4956156 d, KIC 11773022 d, TIC 27846348 d, WISE J194555.14+495615.6 d
KOI-620 d, 2MASS J19455514+4956156 d, KIC 11773022 d, TIC 27846348 d, WISE J194555.14+495615.6 d
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Kepler-51 system structure
Exoplanet Kepler-51 d orbits star Kepler-51, which has lower mass than Sun. It is one of 4 known exoplanets orbiting this star.
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Kepler-51 | ||||||||
| Kepler-51 e | n/a | 5.4 M⊕ | 264.3 days | ||||||
| Kepler-51 b | 0.25 AU | 2.2 M⊕ | 7.1 R⊕ | 45.2 days | |||||
| Kepler-51 c | 0.38 AU | 4.1 M⊕ | 9 R⊕ | 85.3 days | |||||
| Kepler-51 d | 0.51 AU | 7.6 M⊕ | 9.7 R⊕ | 130.2 days | |||||
Comparison
When comparing to the Solar system planets, Kepler-51 d has 52 % of mass of Uranus and it orbits its star a little closer than Venus.
| Mercury | Venus | Earth | Mars | Jupiter | Saturn | Uranus | Neptune | ||
|---|---|---|---|---|---|---|---|---|---|
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Mass | 138.73 | 9.36 | 7.63 | 69.36 | 0.02 | 0.08 | 0.52 | 0.44 |
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Size | 25.32 | 10.21 | 9.7 | 18.29 | 0.87 | 1.07 | 2.42 | 2.55 |
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Density | 0.01 | 0.01 | 0.01 | 0.01 | 0.04 | 0.07 | 0.04 | 0.03 |
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Distance | 1.31 | 0.7 | 0.51 | 0.33 | 0.1 | 0.05 | 0.03 | 0.02 |
Habitability
Habitable zone of the star: 0.81 - 1.2 AU
The planet's orbit is close to hotter edge of the habitable zone of its star.