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Exoplanet TOI 677 A b
Exoplanet TOI 677 A b orbits star TOI 677 A that lies 463 light years away from the Sun.
It weighs about 392.297 Earth masses and orbits its star closer than Earth orbits Sun.
Sun distance
463 light years
463 light years
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TOI 677 A b
Exoplanet, gas giant
Star: TOI 677 A
Distance from the star: 0.1041 AU
Orbit around star: 11.23659 days
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Orbital period
Orbital period of exoplanet TOI 677 A b around its star is 11.23659 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: 0.460Basic characteristic
Mass: 392.297 M Earth
| 1.2344 M Jupiter
Exoplanet mass
Exoplanet TOI 677 A b has 392.297 Earth masses (or 1.2344 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: 13.114 R Earth | 1.2 R Jupiter
Density: 959 kg/m3 | 17.40 % Earth
Year of discovery: 2024 (transit)Advertisement
TOI 677 system structure
Exoplanet TOI 677 A b orbits star TOI 677 A, which has bigger mass than Sun. It is the only known exoplanet orbiting this star
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TOI 677 A | ||||||||
| TOI 677 A b | 0.1 AU | 392.3 M⊕ | 13.1 R⊕ | 11.2 days | |||||
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TOI 677 B | ||||||||
Comparison
When comparing to the Solar system planets, TOI 677 A b has 1.23 times the mass of Jupiter and it orbits its star closer than Mercury orbits the Sun.
| Mercury | Venus | Earth | Mars | Jupiter | Saturn | Uranus | Neptune | ||
|---|---|---|---|---|---|---|---|---|---|
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Mass | 7132.67 | 481.35 | 392.3 | 3566.34 | 1.23 | 4.12 | 26.87 | 22.81 |
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Size | 34.25 | 13.8 | 13.11 | 24.74 | 1.17 | 1.44 | 3.28 | 3.45 |
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Density | 0.18 | 0.18 | 0.17 | 0.24 | 0.77 | 1.38 | 0.76 | 0.55 |
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Distance | 0.27 | 0.14 | 0.1 | 0.07 | 0.02 | 0.01 | 0.01 | 0 |
Habitability
Habitable zone of the star: 1.3 - 1.9 AU
The planet is too hot to sustain liquid water.