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Exoplanet TOI-6478 b
Exoplanet TOI-6478 b orbits star TOI-6478 that lies 126 light years away from the Sun.
It weighs about 9.9 Earth masses and orbits its star much closer than Earth orbits Sun.
Sun distance
126 light years
126 light years
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TOI-6478 b
Exoplanet
Star: TOI-6478
Orbit around star: 34.00501 days
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Orbital period
Orbital period of exoplanet TOI-6478 b around its star is 34.00501 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
Mass: 9.9 M Earth
Exoplanet mass
Exoplanet TOI-6478 b has 9.9 Earth masses, or 0.68 times the mass of Uranus.
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: 4.6 R Earth | 0.4 R Jupiter
Density: 561 kg/m3 | 10.18 % Earth
Year of discovery: 2025 (transit)
Other designations of this exoplanet
TIC 332657786 b, 2MASS J09595797-1609323 b, Gaia DR2 5673934548598976256 b, UCAC4 370-057370 b, WISE J095958.01-160934.4 b, LP 789-76 B b
TIC 332657786 b, 2MASS J09595797-1609323 b, Gaia DR2 5673934548598976256 b, UCAC4 370-057370 b, WISE J095958.01-160934.4 b, LP 789-76 B b
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TOI-6478 system structure
Exoplanet TOI-6478 b orbits star TOI-6478, which has lower mass than Sun. It is the only known exoplanet orbiting this star
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TOI-6478 | ||||||||
| TOI-6478 b | n/a | 9.9 M⊕ | 4.6 R⊕ | 34 days | |||||
Comparison
When comparing to the Solar system planets, TOI-6478 b has 68 % of mass of Uranus
| Mercury | Venus | Earth | Mars | Jupiter | Saturn | Uranus | Neptune | ||
|---|---|---|---|---|---|---|---|---|---|
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Mass | 180 | 12.15 | 9.9 | 90 | 0.03 | 0.1 | 0.68 | 0.58 |
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Size | 12.01 | 4.84 | 4.6 | 8.68 | 0.41 | 0.51 | 1.15 | 1.21 |
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Density | 0.1 | 0.11 | 0.1 | 0.14 | 0.45 | 0.81 | 0.45 | 0.32 |