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Exoplanet TOI 1820 b
Exoplanet TOI 1820 b orbits star TOI 1820 that lies 815 light years away from the Sun.
It weighs about 731.186 Earth masses and orbits its star much closer than Earth orbits Sun.
Sun distance
815 light years
815 light years
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TOI 1820 b
Exoplanet, gas giant
Star: TOI 1820
Distance from the star: 0.069 AU
Orbit around star: 4.8607 days
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Orbital period
Orbital period of exoplanet TOI 1820 b around its star is 4.8607 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: 0.043Basic characteristic
Mass: 731.186 M Earth
| 2.3008 M Jupiter
Exoplanet mass
Exoplanet TOI 1820 b has 731.186 Earth masses (or 2.3008 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: 12.554 R Earth | 1.1 R Jupiter
Density: 2038 kg/m3 | 36.97 % Earth
Temperature: 1295 K | 1021.85 °C
Year of discovery: 2022 (transit)
Other designations of this exoplanet
TIC 393831507 b, TYC 1991-1863-1 b
TIC 393831507 b, TYC 1991-1863-1 b
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TOI 1820 system structure
Exoplanet TOI 1820 b orbits star TOI 1820, which has bigger mass than Sun. It is the only known exoplanet orbiting this star
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TOI 1820 | ||||||||
| TOI 1820 b | 0.07 AU | 731.2 M⊕ | 12.6 R⊕ | 4.9 days | |||||
Comparison
When comparing to the Solar system planets, TOI 1820 b has 2.3 times the mass of Jupiter and it orbits its star closer than Mercury orbits the Sun.
| Mercury | Venus | Earth | Mars | Jupiter | Saturn | Uranus | Neptune | ||
|---|---|---|---|---|---|---|---|---|---|
|
Mass | 13294.29 | 897.16 | 731.19 | 6647.15 | 2.3 | 7.68 | 50.08 | 42.51 |
|
Size | 32.79 | 13.21 | 12.55 | 23.69 | 1.12 | 1.38 | 3.14 | 3.3 |
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Density | 0.38 | 0.39 | 0.37 | 0.5 | 1.64 | 2.93 | 1.62 | 1.18 |
|
Distance | 0.18 | 0.1 | 0.07 | 0.05 | 0.01 | 0.01 | 0 | 0 |
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Temperature | 2.94 | 1.76 | 4.5 | 6.23 | 7.94 | 9.74 | 16.6 | 17.99 |
Habitability
Habitable zone of the star: 1.4 - 2 AU
The planet orbits too close to its star and is exposed to extreme temperatures and radiation prohibiting life as we know it.
News from this star system
04. 05 2022
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