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Exoplanet HD 176986 d
Exoplanet HD 176986 d orbits star HD 176986 that lies 91 light years away from the Sun.
It weighs about 6.76 Earth masses and orbits its star closer than Earth orbits Sun.
Sun distance
91 light years
91 light years
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HD 176986 d
Exoplanet
Star: HD 176986
Distance from the star: 0.28149 AU
Orbit around star: 61.376 days
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Orbital period
Orbital period of exoplanet HD 176986 d around its star is 61.376 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: 6.76 M Earth
Exoplanet mass
Exoplanet HD 176986 d has 6.76 Earth masses, or 0.46 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
Temperature: 363 K | 89.85 °C
Year of discovery: 2026 (radial velocity)
Other designations of this exoplanet
LTT 7548 d, NLTT 47342 d, BD-11 4849 d, HIP 93540 d, HIC 93540 d, 2MASS J19030587-1102379 d, SAO 162137 d, TIC 39554091 d, TYC 5711-1098-1 d
LTT 7548 d, NLTT 47342 d, BD-11 4849 d, HIP 93540 d, HIC 93540 d, 2MASS J19030587-1102379 d, SAO 162137 d, TIC 39554091 d, TYC 5711-1098-1 d
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HD 176986 system structure
Exoplanet HD 176986 d orbits star HD 176986, which has lower mass than Sun. It is one of 3 known exoplanets orbiting this star.
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HD 176986 | ||||||||
| HD 176986 b | 0.06 AU | 5.8 M⊕ | 6.5 days | ||||||
| HD 176986 c | 0.12 AU | 9.2 M⊕ | 16.8 days | ||||||
| HD 176986 d | 0.28 AU | 6.8 M⊕ | 61.4 days | ||||||
Comparison
When comparing to the Solar system planets, HD 176986 d has 46 % of mass of Uranus and it orbits its star closer than Mercury orbits the Sun.
| Mercury | Venus | Earth | Mars | Jupiter | Saturn | Uranus | Neptune | ||
|---|---|---|---|---|---|---|---|---|---|
|
Mass | 122.91 | 8.29 | 6.76 | 61.45 | 0.02 | 0.07 | 0.46 | 0.39 |
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Distance | 0.72 | 0.39 | 0.28 | 0.18 | 0.05 | 0.03 | 0.01 | 0.01 |
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Temperature | 0.83 | 0.49 | 1.26 | 1.75 | 2.23 | 2.73 | 4.65 | 5.04 |
Habitability
Habitable zone of the star: 0.69 - 0.99 AU
The planet is too hot to sustain liquid water.