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Exoplanet TOI 1749 c
Exoplanet TOI 1749 c orbits star TOI 1749 that lies 324 light years away from the Sun.
It weighs about 2.098 Earth masses and orbits its star much closer than Earth orbits Sun.
Sun distance
324 light years
324 light years
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TOI 1749 c
Exoplanet, sub-neptune
Star: TOI 1749
Distance from the star: 0.0443 AU
Orbit around star: 4.4929 days
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Orbital period
Orbital period of exoplanet TOI 1749 c around its star is 4.4929 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: 0.007Basic characteristic
Mass: 2.098 M Earth
Exoplanet mass
Exoplanet TOI 1749 c has 2.098 Earth masses, or 0.14 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: 2.12 R Earth | 0.2 R Jupiter
Density: 1214 kg/m3 | 22.02 % Earth
Temperature: 673 K | 399.85 °C
Year of discovery: 2021 (transit)
Other designations of this exoplanet
TIC 233602827 c
TIC 233602827 c
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TOI 1749 system structure
Exoplanet TOI 1749 c orbits star TOI 1749, which has lower mass than Sun. It is one of 3 known exoplanets orbiting this star.
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TOI 1749 | ||||||||
| TOI 1749 b | 0.03 AU | 19.1 M⊕ | 1.4 R⊕ | 2.4 days | |||||
| TOI 1749 c | 0.04 AU | 2.1 M⊕ | 2.1 R⊕ | 4.5 days | |||||
| TOI 1749 d | 0.07 AU | 4.3 M⊕ | 2.5 R⊕ | 9 days | |||||
Comparison
When comparing to the Solar system planets, TOI 1749 c has 14 % of mass of Uranus and it orbits its star closer than Mercury orbits the Sun.
| Mercury | Venus | Earth | Mars | Jupiter | Saturn | Uranus | Neptune | ||
|---|---|---|---|---|---|---|---|---|---|
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Mass | 38.15 | 2.57 | 2.1 | 19.07 | 0.01 | 0.02 | 0.14 | 0.12 |
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Size | 5.54 | 2.23 | 2.12 | 4 | 0.19 | 0.23 | 0.53 | 0.56 |
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Density | 0.22 | 0.23 | 0.22 | 0.3 | 0.98 | 1.74 | 0.97 | 0.7 |
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Distance | 0.11 | 0.06 | 0.04 | 0.03 | 0.01 | 0 | 0 | 0 |
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Temperature | 1.53 | 0.91 | 2.34 | 3.24 | 4.13 | 5.06 | 8.63 | 9.35 |
Habitability
Habitable zone of the star: 0.35 - 0.51 AU
The planet is too hot to sustain liquid water.
The planet has mass comparable to Earth.