stars
exoplanets
news
Exoplanet HD 28185 b
Exoplanet HD 28185 b orbits star HD 28185 that lies 128 light years away from the Sun.
It weighs about 1812.07 Earth masses and orbits its star further than Earth orbits Sun.
Sun distance
128 light years
128 light years
Loading may take a moment.
HD 28185 b
Exoplanet, gas giant
Star: HD 28185
Distance from the star: 1.03 AU
Orbit around star: 385.92 days
+
Orbital period
Orbital period of exoplanet HD 28185 b around its star is 385.92 days (or 1.1 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: 0.063Basic characteristic
Mass: 1812.07 M Earth
| 5.7019 M Jupiter
Exoplanet mass
Exoplanet HD 28185 b has 1812.07 Earth masses (or 5.7019 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: 2001 (radial velocity)Advertisement
HD 28185 system structure
Exoplanet HD 28185 b orbits star HD 28185, which has lower mass than Sun. It is one of 2 known exoplanets orbiting this star.
|
|
HD 28185 | ||||||||
| HD 28185 b | 1.03 AU (HZ) | 1812.1 M⊕ | 385.9 days | ||||||
| HD 28185 c | 8.5 AU | 1907.4 M⊕ | 9170 days | ||||||
Comparison
When comparing to the Solar system planets, HD 28185 b has 5.7 times the mass of Jupiter and it orbits its star between distances of Earth and Mars from the Sun.
| Mercury | Venus | Earth | Mars | Jupiter | Saturn | Uranus | Neptune | ||
|---|---|---|---|---|---|---|---|---|---|
|
Mass | 32946.73 | 2223.4 | 1812.07 | 16473.36 | 5.7 | 19.03 | 124.11 | 105.35 |
|
Distance | 2.64 | 1.42 | 1.03 | 0.68 | 0.2 | 0.11 | 0.05 | 0.03 |
Habitability
Habitable zone of the star: 0.87 - 1.3 AU
The planet is orbiting inside 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.