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Exoplanet HD 16905 b
Exoplanet HD 16905 b orbits star HD 16905 that lies 130 light years away from the Sun.
It weighs about 2881.827 Earth masses and orbits its star further than Earth orbits Sun.
Sun distance
130 light years
130 light years
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HD 16905 b
Exoplanet, gas giant
Star: HD 16905
Distance from the star: 6.443 AU
Orbit around star: 6707.491 days
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Orbital period
Orbital period of exoplanet HD 16905 b around its star is 6707.491 days (or 18.4 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
Eccentricity: 0.665Basic characteristic
Mass: 2881.827 M Earth
| 9.0681 M Jupiter
Exoplanet mass
Exoplanet HD 16905 b has 2881.827 Earth masses (or 9.0681 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: 2022 (radial velocity)Advertisement
HD 16905 system structure
Exoplanet HD 16905 b orbits star HD 16905, which has lower mass than Sun. It is the only known exoplanet orbiting this star
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HD 16905 | ||||||||
| HD 16905 b | 6.44 AU | 2881.8 M⊕ | 6707.5 days | ||||||
Comparison
When comparing to the Solar system planets, HD 16905 b has 9.07 times the mass of Jupiter and it orbits its star between distances of Jupiter and Saturn from the Sun.
| Mercury | Venus | Earth | Mars | Jupiter | Saturn | Uranus | Neptune | ||
|---|---|---|---|---|---|---|---|---|---|
|
Mass | 52396.85 | 3535.98 | 2881.83 | 26198.43 | 9.07 | 30.27 | 197.39 | 167.55 |
|
Distance | 16.52 | 8.91 | 6.44 | 4.23 | 1.24 | 0.68 | 0.34 | 0.21 |
Habitability
Habitable zone of the star: 0.44 - 0.63 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.