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Exoplanet LTT 9779 b
Exoplanet LTT 9779 b orbits star LTT 9779 that lies 264 light years away from the Sun.
It weighs about 29.32 Earth masses and orbits its star much closer than Earth orbits Sun.
Sun distance
264 light years
264 light years
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LTT 9779 b
Exoplanet, ultra-short period
Star: LTT 9779
Distance from the star: 0.01679 AU
Orbit around star: 0.792064 days
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Orbital period
Orbital period of exoplanet LTT 9779 b around its star is 0.792064 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: 0.01Basic characteristic
Mass: 29.32 M Earth
| 0.0923 M Jupiter
Exoplanet mass
Exoplanet LTT 9779 b has 29.32 Earth masses (or 0.0923 Jupiter masses).
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: 4.719 R Earth | 0.4 R Jupiter
Density: 1538 kg/m3 | 27.90 % Earth
Temperature: 1978 K | 1704.85 °C
Year of discovery: 2020 (transit)
Other designations of this exoplanet
Uúba b, CD−38 15670 b, CPD−38 8578 b, HIP 117883 b, SAO 214854 b, PPM 304331 b, LTT 9779 b, NLTT 58368 b, TOI-193 b, TIC 183985250 b, TYC 8015-1162-1 b, 2MASS J23544020-3737408 b, WISEA J235440.43-373741.2 b
Uúba b, CD−38 15670 b, CPD−38 8578 b, HIP 117883 b, SAO 214854 b, PPM 304331 b, LTT 9779 b, NLTT 58368 b, TOI-193 b, TIC 183985250 b, TYC 8015-1162-1 b, 2MASS J23544020-3737408 b, WISEA J235440.43-373741.2 b
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LTT 9779 system structure
Exoplanet LTT 9779 b orbits star LTT 9779, which has bigger mass than Sun. It is the only known exoplanet orbiting this star
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LTT 9779 | ||||||||
| LTT 9779 b | 0.02 AU | 29.3 M⊕ | 4.7 R⊕ | 0.8 days | |||||
Comparison
When comparing to the Solar system planets, LTT 9779 b has 31 % of mass of Saturn and it orbits its star closer than Mercury orbits the Sun.
| Mercury | Venus | Earth | Mars | Jupiter | Saturn | Uranus | Neptune | ||
|---|---|---|---|---|---|---|---|---|---|
|
Mass | 533.09 | 35.98 | 29.32 | 266.55 | 0.09 | 0.31 | 2.01 | 1.7 |
|
Size | 12.32 | 4.97 | 4.72 | 8.9 | 0.42 | 0.52 | 1.18 | 1.24 |
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Density | 0.28 | 0.29 | 0.28 | 0.38 | 1.24 | 2.21 | 1.22 | 0.89 |
|
Distance | 0.04 | 0.02 | 0.02 | 0.01 | 0 | 0 | 0 | 0 |
|
Temperature | 4.5 | 2.68 | 6.87 | 9.51 | 12.13 | 14.87 | 25.36 | 27.47 |
Habitability
Habitable zone of the star: 0.9 - 1.3 AU
The planet orbits too close to its star and is exposed to extreme temperatures and radiation prohibiting life as we know it.
News from this star system
11. 07 2023
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