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Exoplanet TOI 778 b
Exoplanet TOI 778 b orbits star TOI 778 that lies 530 light years away from the Sun.
It weighs about 890.14 Earth masses and orbits its star much closer than Earth orbits Sun.
Sun distance
530 light years
530 light years
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TOI 778 b
Exoplanet, gas giant
Star: TOI 778
Distance from the star: 0.06 AU
Orbit around star: 4.633611 days
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Orbital period
Orbital period of exoplanet TOI 778 b around its star is 4.633611 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: 0.21Basic characteristic
Mass: 890.14 M Earth
| 2.8009 M Jupiter
Exoplanet mass
Exoplanet TOI 778 b has 890.14 Earth masses (or 2.8009 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: 15.401 R Earth | 1.4 R Jupiter
Density: 1343 kg/m3 | 24.36 % Earth
Year of discovery: 2022 (transit)
Other designations of this exoplanet
2MASS J13172019-1516248 b, HD 115447 b, TIC 335630746 b
2MASS J13172019-1516248 b, HD 115447 b, TIC 335630746 b
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Comparison
When comparing to the Solar system planets, TOI 778 b has 2.8 times the mass of Jupiter and it orbits its star closer than Mercury orbits the Sun.
| Mercury | Venus | Earth | Mars | Jupiter | Saturn | Uranus | Neptune | ||
|---|---|---|---|---|---|---|---|---|---|
|
Mass | 16184.36 | 1092.2 | 890.14 | 8092.18 | 2.8 | 9.35 | 60.97 | 51.75 |
|
Size | 40.22 | 16.21 | 15.4 | 29.06 | 1.37 | 1.69 | 3.85 | 4.05 |
|
Density | 0.25 | 0.26 | 0.24 | 0.33 | 1.08 | 1.93 | 1.07 | 0.78 |
|
Distance | 0.15 | 0.08 | 0.06 | 0.04 | 0.01 | 0.01 | 0 | 0 |
Habitability
Habitable zone of the star: 2.2 - 3.2 AU
The planet is too hot to sustain liquid water.