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Exoplanet HD 190007 b
Exoplanet HD 190007 b orbits star HD 190007 that lies 41 light years away from the Sun.
It weighs about 16.46 Earth masses and orbits its star much closer than Earth orbits Sun.
Sun distance
41 light years
41 light years
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HD 190007 b
Exoplanet
Star: HD 190007
Distance from the star: 0.092 AU
Orbit around star: 11.72 days
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Orbital period
Orbital period of exoplanet HD 190007 b around its star is 11.72 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
Basic characteristic
Mass: 16.46 M Earth
Exoplanet mass
Exoplanet HD 190007 b has 16.46 Earth masses, or 0.96 times the mass of Neptune.
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
Year of discovery: 2020 (radial velocity)
Other designations of this exoplanet
V1654 Aql b, V1654 Aquilae b, BD+02° 4076 b, GJ 775 b, Gliese 775 b, HD 190007 b, HIC 98698 b, HIP 98698 b, SAO 125379 b, GC 27782 b, 2MASS J20024703+0319344 b, SAO 125379 b, TIC 345217789 b, TYC 498-2720-1 b, USNO-B1.0 0933-00588224 b, WISE J200246.98+031935.5 b
V1654 Aql b, V1654 Aquilae b, BD+02° 4076 b, GJ 775 b, Gliese 775 b, HD 190007 b, HIC 98698 b, HIP 98698 b, SAO 125379 b, GC 27782 b, 2MASS J20024703+0319344 b, SAO 125379 b, TIC 345217789 b, TYC 498-2720-1 b, USNO-B1.0 0933-00588224 b, WISE J200246.98+031935.5 b
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HD 190007 system structure
Exoplanet HD 190007 b orbits star HD 190007, which has lower mass than Sun. It is the only known exoplanet orbiting this star
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HD 190007 | ||||||||
| HD 190007 b | 0.09 AU | 16.5 M⊕ | 11.7 days | ||||||
Comparison
When comparing to the Solar system planets, HD 190007 b has 96 % of mass of Neptune and it orbits its star closer than Mercury orbits the Sun.
| Mercury | Venus | Earth | Mars | Jupiter | Saturn | Uranus | Neptune | ||
|---|---|---|---|---|---|---|---|---|---|
|
Mass | 299.27 | 20.2 | 16.46 | 149.64 | 0.05 | 0.17 | 1.13 | 0.96 |
|
Distance | 0.24 | 0.13 | 0.09 | 0.06 | 0.02 | 0.01 | 0 | 0 |
Habitability
Habitable zone of the star: 0.78 - 1.1 AU
The planet is too hot to sustain liquid water.