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Exoplanet HD 29021 b
Exoplanet HD 29021 b orbits star HD 29021 that lies 101 light years away from the Sun.
It weighs about 762.977 Earth masses and orbits its star further than Earth orbits Sun.
Sun distance
101 light years
101 light years
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HD 29021 b
Exoplanet, gas giant
Star: HD 29021
Distance from the star: 2.28 AU
Orbit around star: 1362.3 days
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Orbital period
Orbital period of exoplanet HD 29021 b around its star is 1362.3 days (or 3.7 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: 762.977 M Earth
| 2.4008 M Jupiter
Exoplanet mass
Exoplanet HD 29021 b has 762.977 Earth masses (or 2.4008 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
BD+60 825 b, HIC 21571 b, HIP 21571 b, 2MASS J04375221+6040344 b, SAO 13210 b, TIC 458350670 b, TYC 4078-428-1 b, uvby98 100029021 b
BD+60 825 b, HIC 21571 b, HIP 21571 b, 2MASS J04375221+6040344 b, SAO 13210 b, TIC 458350670 b, TYC 4078-428-1 b, uvby98 100029021 b
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HD 29021 system structure
Exoplanet HD 29021 b orbits star HD 29021, which has lower mass than Sun. It is the only known exoplanet orbiting this star
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HD 29021 | ||||||||
| HD 29021 b | 2.28 AU | 763 M⊕ | 1362.3 days | ||||||
Comparison
When comparing to the Solar system planets, HD 29021 b has 2.4 times the mass of Jupiter and it orbits its star between distances of Mars and Jupiter from the Sun.
| Mercury | Venus | Earth | Mars | Jupiter | Saturn | Uranus | Neptune | ||
|---|---|---|---|---|---|---|---|---|---|
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Mass | 13872.31 | 936.17 | 762.98 | 6936.15 | 2.4 | 8.01 | 52.26 | 44.36 |
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Distance | 5.85 | 3.15 | 2.28 | 1.5 | 0.44 | 0.24 | 0.12 | 0.08 |