stars
exoplanets
news
Exoplanet HD 69830 d
Exoplanet HD 69830 d orbits star HD 69830 that lies 41 light years away from the Sun.
It weighs about 18.1 Earth masses and orbits its star closer than Earth orbits Sun.
Sun distance
41 light years
41 light years
Loading may take a moment.
HD 69830 d
Exoplanet
Star: HD 69830
Distance from the star: 0.63 AUBasic characteristic
Mass: 18.1 M Earth
Exoplanet mass
Exoplanet HD 69830 d has 18.1 Earth masses, or 1.05 times the mass of Neptune.
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: 4.484 R Earth | 0.4 R Jupiter
Density: 1107 kg/m3 | 20.08 % Earth
Other designations of this exoplanet
285 G. Puppis d, BD−12°2449 d, Gliese 302 d, GJ 302 d, HIP 40693 d, HR 3259 d, LHS 245 d, SAO 154093 d, 2MASS J08182389-1237541 d, Gaia DR2 5726982995343100928 d
285 G. Puppis d, BD−12°2449 d, Gliese 302 d, GJ 302 d, HIP 40693 d, HR 3259 d, LHS 245 d, SAO 154093 d, 2MASS J08182389-1237541 d, Gaia DR2 5726982995343100928 d
Advertisement
HD 69830 system structure
Exoplanet HD 69830 d orbits star HD 69830, which has lower mass than Sun. It is one of 3 known exoplanets orbiting this star.
|
|
HD 69830 | ||||||||
| HD 69830 b | 0 AU | 10.2 M⊕ | 3.4 R⊕ | - | |||||
| HD 69830 c | 0.19 AU | 11.8 M⊕ | 3.4 R⊕ | - | |||||
| HD 69830 d | 0.63 AU | 18.1 M⊕ | 4.5 R⊕ | - | |||||
| HD 69830 belt | 1 AU (HZ) | - | |||||||
Comparison
When comparing to the Solar system planets, HD 69830 d has 1.05 times the mass of Neptune and it orbits its star a little closer than Venus.
| Mercury | Venus | Earth | Mars | Jupiter | Saturn | Uranus | Neptune | ||
|---|---|---|---|---|---|---|---|---|---|
|
Mass | 329.09 | 22.21 | 18.1 | 164.55 | 0.06 | 0.19 | 1.24 | 1.05 |
|
Size | 11.71 | 4.72 | 4.48 | 8.46 | 0.4 | 0.49 | 1.12 | 1.18 |
|
Density | 0.2 | 0.21 | 0.2 | 0.27 | 0.89 | 1.59 | 0.88 | 0.64 |
|
Distance | 1.62 | 0.87 | 0.63 | 0.41 | 0.12 | 0.07 | 0.03 | 0.02 |
Habitability
Habitable zone of the star: 0.82 - 1.2 AU
The planet is orbiting on the edge of the habitable zone of its star.
The planet is a gas giant and has no surface, however life could still be possible in its atmosphere or on the potential moons orbiting the planet.