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Exoplanet TOI 2459 b
Exoplanet TOI 2459 b orbits star TOI 2459 that lies 119 light years away from the Sun.
It weighs about 9.051 Earth masses and orbits its star much closer than Earth orbits Sun.
Sun distance
119 light years
119 light years
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TOI 2459 b
Exoplanet, sub-neptune
Star: TOI 2459
Orbit around star: 19.10471 days
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Orbital period
Orbital period of exoplanet TOI 2459 b around its star is 19.10471 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: 9.051 M Earth
Exoplanet mass
Exoplanet TOI 2459 b has 9.051 Earth masses, or 0.62 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: 2.95 R Earth | 0.3 R Jupiter
Density: 1944 kg/m3 | 35.26 % Earth
Temperature: 445 K | 171.85 °C
Year of discovery: 2019 (transit)Advertisement
TOI 2459 system structure
Exoplanet TOI 2459 b orbits star TOI 2459, which has lower mass than Sun. It is the only known exoplanet orbiting this star
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TOI 2459 | ||||||||
| TOI 2459 b | n/a | 9.1 M⊕ | 3 R⊕ | 19.1 days | |||||
Comparison
When comparing to the Solar system planets, TOI 2459 b has 62 % of mass of Uranus
| Mercury | Venus | Earth | Mars | Jupiter | Saturn | Uranus | Neptune | ||
|---|---|---|---|---|---|---|---|---|---|
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Mass | 164.56 | 11.11 | 9.05 | 82.28 | 0.03 | 0.1 | 0.62 | 0.53 |
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Size | 7.7 | 3.11 | 2.95 | 5.57 | 0.26 | 0.32 | 0.74 | 0.78 |
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Density | 0.36 | 0.37 | 0.35 | 0.48 | 1.56 | 2.79 | 1.55 | 1.12 |
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Temperature | 1.01 | 0.6 | 1.55 | 2.14 | 2.73 | 3.35 | 5.71 | 6.18 |