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Exoplanet TOI 3353 A b
Exoplanet TOI 3353 A b orbits star TOI 3353 A that lies 257 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
257 light years
257 light years
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TOI 3353 A b
Exoplanet, sub-neptune
Star: TOI 3353 A
Distance from the star: 0.06 AU
Orbit around star: 4.665796 days
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Orbital period
Orbital period of exoplanet TOI 3353 A b around its star is 4.665796 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
Size: 2.67 R Earth | 0.2 R Jupiter
Temperature: 1264 K | 990.85 °C
Year of discovery: 2024 (transit)
Other designations of this exoplanet
HD 55820 b
HD 55820 b
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TOI 3353 system structure
Exoplanet TOI 3353 A b orbits star TOI 3353 A, which has bigger mass than Sun. It is the only known exoplanet orbiting this star
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TOI 3353 A | ||||||||
| TOI 3353 A b | 0.06 AU | 2.7 R⊕ | 4.7 days | ||||||
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TOI 3353 B | 8091 AU | |||||||
Comparison
When comparing to the Solar system planets, TOI 3353 A b orbits its star closer than Mercury orbits the Sun.
| Mercury | Venus | Earth | Mars | Jupiter | Saturn | Uranus | Neptune | ||
|---|---|---|---|---|---|---|---|---|---|
|
Size | 6.97 | 2.81 | 2.67 | 5.04 | 0.24 | 0.29 | 0.67 | 0.7 |
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Distance | 0.15 | 0.08 | 0.06 | 0.04 | 0.01 | 0.01 | 0 | 0 |
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Temperature | 2.87 | 1.72 | 4.39 | 6.08 | 7.75 | 9.5 | 16.21 | 17.56 |
Habitability
Habitable zone of the star: 0.98 - 1.4 AU
The planet is too hot to sustain liquid water.