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Exoplanet TOI 1803 c
Exoplanet TOI 1803 c orbits star TOI 1803 that lies 388 light years away from the Sun.
It weighs about 6. Earth masses and orbits its star much closer than Earth orbits Sun.
Sun distance
388 light years
388 light years
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TOI 1803 c
Exoplanet
Star: TOI 1803
Distance from the star: 0.097 AU
Orbit around star: 12.88577 days
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Orbital period
Orbital period of exoplanet TOI 1803 c around its star is 12.88577 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: 6. M Earth
Exoplanet mass
Exoplanet TOI 1803 c has 6. Earth masses, or 0.41 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: 4.29 R Earth | 0.4 R Jupiter
Density: 419 kg/m3 | 7.60 % Earth
Temperature: 588 K | 314.85 °CAdvertisement
TOI 1803 system structure
Exoplanet TOI 1803 c orbits star TOI 1803, which has lower mass than Sun. It is one of 2 known exoplanets orbiting this star.
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TOI 1803 | ||||||||
| TOI 1803 b | 0.06 AU | 10.3 M⊕ | 3 R⊕ | 6.3 days | |||||
| TOI 1803 c | 0.1 AU | 6 M⊕ | 4.3 R⊕ | 12.9 days | |||||
Comparison
When comparing to the Solar system planets, TOI 1803 c has 41 % of mass of Uranus and it orbits its star closer than Mercury orbits the Sun.
| Mercury | Venus | Earth | Mars | Jupiter | Saturn | Uranus | Neptune | ||
|---|---|---|---|---|---|---|---|---|---|
|
Mass | 109.09 | 7.36 | 6 | 54.55 | 0.02 | 0.06 | 0.41 | 0.35 |
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Size | 11.2 | 4.52 | 4.29 | 8.09 | 0.38 | 0.47 | 1.07 | 1.13 |
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Density | 0.08 | 0.08 | 0.08 | 0.1 | 0.34 | 0.6 | 0.33 | 0.24 |
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Distance | 0.25 | 0.13 | 0.1 | 0.06 | 0.02 | 0.01 | 0.01 | 0 |
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Temperature | 1.34 | 0.8 | 2.04 | 2.83 | 3.61 | 4.42 | 7.54 | 8.17 |
Habitability
Habitable zone of the star: 0.42 - 0.61 AU
The planet is too hot to sustain liquid water.
The planet is bigger than Earth and smaller than Neptune. Its average density 419 kg/m3 points to a hot gas planet.