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Exoplanet BD+85 317 b
Exoplanet BD+85 317 b orbits star BD+85 317 that lies 755 light years away from the Sun.
It weighs about 230.8 Earth masses and orbits its star much closer than Earth orbits Sun.
Sun distance
755 light years
755 light years
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BD+85 317 b
Exoplanet
Star: BD+85 317
Distance from the star: 0.04329 AU
Orbit around star: 2.864132 days
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Orbital period
Orbital period of exoplanet BD+85 317 b around its star is 2.864132 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: 0.038Basic characteristic
Mass: 230.8 M Earth
| 0.7262 M Jupiter
Exoplanet mass
Exoplanet BD+85 317 b has 230.8 Earth masses (or 0.7262 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: 15.087 R Earth | 1.3 R Jupiter
Density: 371 kg/m3 | 6.73 % Earth
Temperature: 1612 K | 1338.85 °C
Year of discovery: 2019 (transit)
Other designations of this exoplanet
XO-7 b, TOI-1612 b
XO-7 b, TOI-1612 b
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BD+85 317 system structure
Exoplanet BD+85 317 b orbits star BD+85 317, which has bigger mass than Sun. It is the only known exoplanet orbiting this star
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BD+85 317 | ||||||||
| BD+85 317 b | 0.04 AU | 230.8 M⊕ | 15.1 R⊕ | 2.9 days | |||||
Comparison
When comparing to the Solar system planets, BD+85 317 b has 73 % of mass of Jupiter and it orbits its star closer than Mercury orbits the Sun.
| Mercury | Venus | Earth | Mars | Jupiter | Saturn | Uranus | Neptune | ||
|---|---|---|---|---|---|---|---|---|---|
|
Mass | 4196.36 | 283.19 | 230.8 | 2098.18 | 0.73 | 2.42 | 15.81 | 13.42 |
|
Size | 39.4 | 15.88 | 15.09 | 28.47 | 1.35 | 1.66 | 3.77 | 3.97 |
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Density | 0.07 | 0.07 | 0.07 | 0.09 | 0.3 | 0.53 | 0.29 | 0.21 |
|
Distance | 0.11 | 0.06 | 0.04 | 0.03 | 0.01 | 0 | 0 | 0 |
|
Temperature | 3.66 | 2.19 | 5.6 | 7.75 | 9.89 | 12.12 | 20.67 | 22.39 |
Habitability
Habitable zone of the star: 1.9 - 2.7 AU
The planet orbits too close to its star and is exposed to extreme temperatures and radiation prohibiting life as we know it.