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Exoplanet TOI-333 b
Exoplanet TOI-333 b orbits star TOI-333 that lies 1155 light years away from the Sun.
It weighs about 20.1 Earth masses and orbits its star much closer than Earth orbits Sun.
Sun distance
1155 light years
1155 light years
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TOI-333 b
Exoplanet
Star: TOI-333
Distance from the star: 0.049 AU
Orbit around star: 3.785250 days
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Orbital period
Orbital period of exoplanet TOI-333 b around its star is 3.785250 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: 0.0Basic characteristic
Mass: 20.1 M Earth
Exoplanet mass
Exoplanet TOI-333 b has 20.1 Earth masses, or 1.17 times the mass of Neptune.
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: 4.26 R Earth | 0.4 R Jupiter
Density: 1433 kg/m3 | 25.99 % Earth
Temperature: 1445 K | 1171.85 °C
Year of discovery: 2025 (transit)
Other designations of this exoplanet
2MASS J23332579-4110174 b, TIC 224245334 b
2MASS J23332579-4110174 b, TIC 224245334 b
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Comparison
When comparing to the Solar system planets, TOI-333 b has 1.17 times the mass of Neptune and it orbits its star closer than Mercury orbits the Sun.
| Mercury | Venus | Earth | Mars | Jupiter | Saturn | Uranus | Neptune | ||
|---|---|---|---|---|---|---|---|---|---|
|
Mass | 365.45 | 24.66 | 20.1 | 182.73 | 0.06 | 0.21 | 1.38 | 1.17 |
|
Size | 11.13 | 4.48 | 4.26 | 8.04 | 0.38 | 0.47 | 1.07 | 1.12 |
|
Density | 0.27 | 0.27 | 0.26 | 0.35 | 1.15 | 2.06 | 1.14 | 0.83 |
|
Distance | 0.13 | 0.07 | 0.05 | 0.03 | 0.01 | 0.01 | 0 | 0 |
|
Temperature | 3.28 | 1.96 | 5.02 | 6.95 | 8.87 | 10.86 | 18.53 | 20.07 |
Habitability
Habitable zone of the star: 1.2 - 1.7 AU
The planet orbits too close to its star and is exposed to extreme temperatures and radiation prohibiting life as we know it.