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Exoplanet TOI 5398 b
Exoplanet TOI 5398 b orbits star TOI 5398 that lies 428 light years away from the Sun.
It has about 250px of Earth radius and orbits its star much closer than Earth orbits Sun.
Sun distance
428 light years
428 light years
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TOI 5398 b
Exoplanet
Star: TOI 5398
Distance from the star: 0.098 AU
Orbit around star: 10.59054 days
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Orbital period
Orbital period of exoplanet TOI 5398 b around its star is 10.59054 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: 0.094Basic characteristic
Size: 10.3 R Earth | 0.9 R Jupiter
Year of discovery: 2022 (transit)Advertisement
TOI 5398 system structure
Exoplanet TOI 5398 b orbits star TOI 5398, which has bigger mass than Sun. It is one of 2 known exoplanets orbiting this star.
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TOI 5398 | ||||||||
| TOI 5398 c | 0.06 AU | 3.5 R⊕ | 4.8 days | ||||||
| TOI 5398 b | 0.1 AU | 10.3 R⊕ | 10.6 days | ||||||
Comparison
When comparing to the Solar system planets, TOI 5398 b orbits its star closer than Mercury orbits the Sun.
| Mercury | Venus | Earth | Mars | Jupiter | Saturn | Uranus | Neptune | ||
|---|---|---|---|---|---|---|---|---|---|
|
Size | 26.9 | 10.84 | 10.3 | 19.43 | 0.92 | 1.13 | 2.58 | 2.71 |
|
Distance | 0.25 | 0.14 | 0.1 | 0.06 | 0.02 | 0.01 | 0.01 | 0 |
Habitability
Habitable zone of the star: 1.1 - 1.5 AU
The planet is too hot to sustain liquid water.