stars
exoplanets
news
Exoplanet HD 17674 b
Exoplanet HD 17674 b orbits star HD 17674 that lies 145 light years away from the Sun.
It weighs about 276.579 Earth masses and orbits its star further than Earth orbits Sun.
Sun distance
145 light years
145 light years
Loading may take a moment.
HD 17674 b
Exoplanet, gas giant
Star: HD 17674
Distance from the star: 1.42 AU
Orbit around star: 623.8 days
+
Orbital period
Orbital period of exoplanet HD 17674 b around its star is 623.8 days (or 1.7 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: 276.579 M Earth
| 0.8703 M Jupiter
Exoplanet mass
Exoplanet HD 17674 b has 276.579 Earth masses (or 0.8703 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: 2017 (radial velocity)
Other designations of this exoplanet
SAO 55940 b
SAO 55940 b
Advertisement
HD 17674 system structure
Exoplanet HD 17674 b orbits star HD 17674, which has lower mass than Sun. It is the only known exoplanet orbiting this star
|
|
HD 17674 | ||||||||
| HD 17674 b | 1.42 AU (HZ) | 276.6 M⊕ | 623.8 days | ||||||
Comparison
When comparing to the Solar system planets, HD 17674 b has 87 % of mass of Jupiter and it orbits its star a little closer than Mars.
| Mercury | Venus | Earth | Mars | Jupiter | Saturn | Uranus | Neptune | ||
|---|---|---|---|---|---|---|---|---|---|
|
Mass | 5028.71 | 339.36 | 276.58 | 2514.35 | 0.87 | 2.91 | 18.94 | 16.08 |
|
Distance | 3.64 | 1.96 | 1.42 | 0.93 | 0.27 | 0.15 | 0.07 | 0.05 |
Habitability
Habitable zone of the star: 1.4 - 2 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.