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Exoplanet HD 63433 c
Exoplanet HD 63433 c orbits star HD 63433 that lies 73 light years away from the Sun.
It weighs about 7.312 Earth masses and orbits its star closer than Earth orbits Sun.
Sun distance
73 light years
73 light years
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HD 63433 c
Exoplanet, sub-neptune
Star: HD 63433
Distance from the star: 0.1462 AU
Orbit around star: 20.54382 days
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Orbital period
Orbital period of exoplanet HD 63433 c around its star is 20.54382 days.
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: 0.21Basic characteristic
Mass: 7.312 M Earth
Exoplanet mass
Exoplanet HD 63433 c has 7.312 Earth masses, or 0.5 times the mass of Uranus.
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: 2.58 R Earth | 0.2 R Jupiter
Density: 2347 kg/m3 | 42.57 % Earth
Temperature: 679 K | 405.85 °C
Year of discovery: 2020 (transit)
Other designations of this exoplanet
BD+27 1490 c, GSC 01933-00747 c, HIC 38228 c, HIP 38228 c, 2MASS J07495506+2721473 c, SAO 79729 c, TIC 130181866 c, TYC 1933-747-1 c, TOI-1726 c, V* V377 Gem c
BD+27 1490 c, GSC 01933-00747 c, HIC 38228 c, HIP 38228 c, 2MASS J07495506+2721473 c, SAO 79729 c, TIC 130181866 c, TYC 1933-747-1 c, TOI-1726 c, V* V377 Gem c
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HD 63433 system structure
Exoplanet HD 63433 c orbits star HD 63433, which has lower mass than Sun. It is one of 3 known exoplanets orbiting this star.
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HD 63433 | ||||||||
| HD 63433 d | 0.05 AU | 1.1 R⊕ | 4.2 days | ||||||
| HD 63433 b | 0.07 AU | 5.3 M⊕ | 2.2 R⊕ | 7.1 days | |||||
| HD 63433 c | 0.15 AU | 7.3 M⊕ | 2.6 R⊕ | 20.5 days | |||||
Comparison
When comparing to the Solar system planets, HD 63433 c has 50 % of mass of Uranus and it orbits its star closer than Mercury orbits the Sun.
| Mercury | Venus | Earth | Mars | Jupiter | Saturn | Uranus | Neptune | ||
|---|---|---|---|---|---|---|---|---|---|
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Mass | 132.95 | 8.97 | 7.31 | 66.47 | 0.02 | 0.08 | 0.5 | 0.43 |
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Size | 6.74 | 2.72 | 2.58 | 4.87 | 0.23 | 0.28 | 0.65 | 0.68 |
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Density | 0.43 | 0.45 | 0.43 | 0.58 | 1.89 | 3.37 | 1.87 | 1.36 |
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Distance | 0.37 | 0.2 | 0.15 | 0.1 | 0.03 | 0.02 | 0.01 | 0 |
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Temperature | 1.54 | 0.92 | 2.36 | 3.26 | 4.17 | 5.11 | 8.71 | 9.43 |
Habitability
Habitable zone of the star: 0.94 - 1.3 AU
The planet is too hot to sustain liquid water.
The planet is bigger than Earth and smaller than Neptune. Its average density 2347 kg/m3 points to a hot gas planet.