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Exoplanet TOI-2158 b
Exoplanet TOI-2158 b orbits star TOI-2158 that lies 651 light years away from the Sun.
It weighs about 260.684 Earth masses and orbits its star much closer than Earth orbits Sun.
Sun distance
651 light years
651 light years
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TOI-2158 b
Exoplanet, gas giant
Star: TOI-2158
Distance from the star: 0.074 AU
Orbit around star: 8.60077 days
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Orbital period
Orbital period of exoplanet TOI-2158 b around its star is 8.60077 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: 0.031Basic characteristic
Mass: 260.684 M Earth
| 0.8203 M Jupiter
Exoplanet mass
Exoplanet TOI-2158 b has 260.684 Earth masses (or 0.8203 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: 10.761 R Earth | 1 R Jupiter
Density: 1153 kg/m3 | 20.91 % Earth
Temperature: 1188 K | 914.85 °C
Year of discovery: 2022 (transit)
Other designations of this exoplanet
TIC 342642208 b, TYC 1577-691-1 b
TIC 342642208 b, TYC 1577-691-1 b
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TOI-2158 system structure
Exoplanet TOI-2158 b orbits star TOI-2158, which has bigger mass than Sun. It is the only known exoplanet orbiting this star
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TOI-2158 | ||||||||
| TOI-2158 b | 0.07 AU | 260.7 M⊕ | 10.8 R⊕ | 8.6 days | |||||
Comparison
When comparing to the Solar system planets, TOI-2158 b has 82 % of mass of Jupiter and it orbits its star closer than Mercury orbits the Sun.
| Mercury | Venus | Earth | Mars | Jupiter | Saturn | Uranus | Neptune | ||
|---|---|---|---|---|---|---|---|---|---|
|
Mass | 4739.71 | 319.86 | 260.68 | 2369.85 | 0.82 | 2.74 | 17.86 | 15.16 |
|
Size | 28.1 | 11.33 | 10.76 | 20.3 | 0.96 | 1.18 | 2.69 | 2.83 |
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Density | 0.21 | 0.22 | 0.21 | 0.28 | 0.93 | 1.66 | 0.92 | 0.67 |
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Distance | 0.19 | 0.1 | 0.07 | 0.05 | 0.01 | 0.01 | 0 | 0 |
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Temperature | 2.7 | 1.61 | 4.13 | 5.71 | 7.29 | 8.93 | 15.23 | 16.5 |
Habitability
Habitable zone of the star: 1.1 - 1.6 AU
The planet is too hot to sustain liquid water.
News from this star system
04. 05 2022
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