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Exoplanet TOI 1439 b
Exoplanet TOI 1439 b orbits star TOI 1439 that lies 767 light years away from the Sun.
It weighs about 38.499 Earth masses and orbits its star closer than Earth orbits Sun.
Sun distance
767 light years
767 light years
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TOI 1439 b
Exoplanet, super-earth
Star: TOI 1439
Distance from the star: 0.192 AU
Orbit around star: 27.644 days
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Orbital period
Orbital period of exoplanet TOI 1439 b around its star is 27.644 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: 0.16Basic characteristic
Mass: 38.499 M Earth
| 0.1211 M Jupiter
Exoplanet mass
Exoplanet TOI 1439 b has 38.499 Earth masses (or 0.1211 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
Size: 3.65 R Earth | 0.3 R Jupiter
Density: 4365 kg/m3 | 79.18 % Earth
Year of discovery: 2024 (transit)Advertisement
TOI 1439 system structure
Exoplanet TOI 1439 b orbits star TOI 1439, which has similar mass to Sun. It is the only known exoplanet orbiting this star
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TOI 1439 | ||||||||
| TOI 1439 b | 0.19 AU | 38.5 M⊕ | 3.7 R⊕ | 27.6 days | |||||
Comparison
When comparing to the Solar system planets, TOI 1439 b has 40 % of mass of Saturn and it orbits its star closer than Mercury orbits the Sun.
| Mercury | Venus | Earth | Mars | Jupiter | Saturn | Uranus | Neptune | ||
|---|---|---|---|---|---|---|---|---|---|
|
Mass | 699.98 | 47.24 | 38.5 | 349.99 | 0.12 | 0.4 | 2.64 | 2.24 |
|
Size | 9.53 | 3.84 | 3.65 | 6.89 | 0.33 | 0.4 | 0.91 | 0.96 |
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Density | 0.81 | 0.83 | 0.79 | 1.07 | 3.51 | 6.27 | 3.47 | 2.53 |
|
Distance | 0.49 | 0.27 | 0.19 | 0.13 | 0.04 | 0.02 | 0.01 | 0.01 |
Habitability
Habitable zone of the star: 1.5 - 2.2 AU
The planet is too hot to sustain liquid water.