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Exoplanet HD 70642 b
Exoplanet HD 70642 b orbits star HD 70642 that lies 96 light years away from the Sun.
It weighs about 556.337 Earth masses and orbits its star further than Earth orbits Sun.
Sun distance
96 light years
96 light years
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HD 70642 b
Exoplanet, gas giant
Star: HD 70642
Distance from the star: 3.232 AU
Orbit around star: 2068 days
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Orbital period
Orbital period of exoplanet HD 70642 b around its star is 2068 days (or 5.7 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: 556.337 M Earth
| 1.7506 M Jupiter
Exoplanet mass
Exoplanet HD 70642 b has 556.337 Earth masses (or 1.7506 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: 2003 (radial velocity)
Other designations of this exoplanet
CD−39°4247 b, GJ 304 b, Gliese 304 b, HIC 40952 b, HIP 40952 b, SAO 199126 b, LTT 3116 b, GC 11411 b, 2MASS J08212815-3942199 b, TIC 183356952 b, TYC 7665-696-1 b, WISEA J082127.93-394217.3 b
CD−39°4247 b, GJ 304 b, Gliese 304 b, HIC 40952 b, HIP 40952 b, SAO 199126 b, LTT 3116 b, GC 11411 b, 2MASS J08212815-3942199 b, TIC 183356952 b, TYC 7665-696-1 b, WISEA J082127.93-394217.3 b
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HD 70642 system structure
Exoplanet HD 70642 b orbits star HD 70642, which has bigger mass than Sun. It is the only known exoplanet orbiting this star
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HD 70642 | ||||||||
| HD 70642 b | 3.23 AU | 556.3 M⊕ | 2068 days | ||||||
Comparison
When comparing to the Solar system planets, HD 70642 b has 1.75 times the mass of Jupiter and it orbits its star a little closer than Jupiter.
| Mercury | Venus | Earth | Mars | Jupiter | Saturn | Uranus | Neptune | ||
|---|---|---|---|---|---|---|---|---|---|
|
Mass | 10115.22 | 682.62 | 556.34 | 5057.61 | 1.75 | 5.84 | 38.11 | 32.35 |
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Distance | 8.29 | 4.47 | 3.23 | 2.12 | 0.62 | 0.34 | 0.17 | 0.11 |
Habitability
Habitable zone of the star: 1.1 - 1.6 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.