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Exoplanet HD 204941 b
Exoplanet HD 204941 b orbits star HD 204941 that lies 94 light years away from the Sun.
It weighs about 84.563 Earth masses and orbits its star further than Earth orbits Sun.
Sun distance
94 light years
94 light years
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HD 204941 b
Exoplanet
Star: HD 204941
Distance from the star: 2.56 AU
Orbit around star: 1733 days
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Orbital period
Orbital period of exoplanet HD 204941 b around its star is 1733 days (or 4.7 years).
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: 84.563 M Earth
| 0.2661 M Jupiter
Exoplanet mass
Exoplanet HD 204941 b has 84.563 Earth masses (or 0.2661 Jupiter masses).
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
Year of discovery: 2011 (radial velocity)
Other designations of this exoplanet
LTT 8565 b, BD-21 6035 b, HIC 106353 b, HIP 106353 b, 2MASS J21322353-2057264 b, NLTT 51476 b, SAO 190421 b, TIC 99837626 b, TYC 6373-214-1 b, WISEA J213223.30-205728.0 b
LTT 8565 b, BD-21 6035 b, HIC 106353 b, HIP 106353 b, 2MASS J21322353-2057264 b, NLTT 51476 b, SAO 190421 b, TIC 99837626 b, TYC 6373-214-1 b, WISEA J213223.30-205728.0 b
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HD 204941 system structure
Exoplanet HD 204941 b orbits star HD 204941, which has lower mass than Sun. It is the only known exoplanet orbiting this star
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HD 204941 | ||||||||
| HD 204941 b | 2.56 AU | 84.6 M⊕ | 1733 days | ||||||
Comparison
When comparing to the Solar system planets, HD 204941 b has 89 % of mass of Saturn and it orbits its star a little closer than Jupiter.
| Mercury | Venus | Earth | Mars | Jupiter | Saturn | Uranus | Neptune | ||
|---|---|---|---|---|---|---|---|---|---|
|
Mass | 1537.51 | 103.76 | 84.56 | 768.75 | 0.27 | 0.89 | 5.79 | 4.92 |
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Distance | 6.56 | 3.54 | 2.56 | 1.68 | 0.49 | 0.27 | 0.13 | 0.09 |
Habitability
Habitable zone of the star: 0.7 - 1 AU
The planet is too cold to sustain liquid water on its surface. It is however possible that there is environment with higher temperatures on some of its potential moons.
The planet is probably a gas giant and has no surface, however life could still be possible on the potential moons orbiting it.