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Exoplanet HD 73344 b
Exoplanet HD 73344 b orbits star HD 73344 that lies 115 light years away from the Sun.
It weighs about 2.983 Earth masses and orbits its star closer than Earth orbits Sun.
Sun distance
115 light years
115 light years
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HD 73344 b
Exoplanet, sub-neptune
Star: HD 73344
Distance from the star: 0.1331 AU
Orbit around star: 15.61191 days
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Orbital period
Orbital period of exoplanet HD 73344 b around its star is 15.61191 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
Basic characteristic
Mass: 2.983 M Earth
Exoplanet mass
Exoplanet HD 73344 b has 2.983 Earth masses, or 0.2 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: 2.884 R Earth | 0.3 R Jupiter
Density: 686 kg/m3 | 12.44 % Earth
Temperature: 835 K | 561.85 °C
Year of discovery: 2018 (transit)
Other designations of this exoplanet
TIC 175193677 b, BD+24 1968 b, FK5 4776 b, HIP 42403 b, 2MASS J08384552+2341094 b, TYC 1942-1827-1 b, WISEA J083845.48+234107.7 b, EPIC 212178066 b
TIC 175193677 b, BD+24 1968 b, FK5 4776 b, HIP 42403 b, 2MASS J08384552+2341094 b, TYC 1942-1827-1 b, WISEA J083845.48+234107.7 b, EPIC 212178066 b
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HD 73344 system structure
Exoplanet HD 73344 b orbits star HD 73344, which has bigger mass than Sun. It is one of 3 known exoplanets orbiting this star.
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HD 73344 | ||||||||
| HD 73344 b | 0.13 AU | 3 M⊕ | 2.9 R⊕ | 15.6 days | |||||
| HD 73344 c unconfirmed |
0.34 AU | 116.3 M⊕ | 50 days | ||||||
| HD 73344 d | 6.66 AU | 810.7 M⊕ | 5823 days | ||||||
Comparison
When comparing to the Solar system planets, HD 73344 b has 20 % of mass of Uranus and it orbits its star closer than Mercury orbits the Sun.
| Mercury | Venus | Earth | Mars | Jupiter | Saturn | Uranus | Neptune | ||
|---|---|---|---|---|---|---|---|---|---|
|
Mass | 54.24 | 3.66 | 2.98 | 27.12 | 0.01 | 0.03 | 0.2 | 0.17 |
|
Size | 7.53 | 3.04 | 2.88 | 5.44 | 0.26 | 0.32 | 0.72 | 0.76 |
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Density | 0.13 | 0.13 | 0.12 | 0.17 | 0.55 | 0.98 | 0.55 | 0.4 |
|
Distance | 0.34 | 0.18 | 0.13 | 0.09 | 0.03 | 0.01 | 0.01 | 0 |
|
Temperature | 1.9 | 1.13 | 2.9 | 4.01 | 5.12 | 6.28 | 10.71 | 11.6 |
Habitability
Habitable zone of the star: 1.6 - 2.3 AU
The planet is too hot to sustain liquid water.
The planet has mass comparable to Earth.