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Exoplanet HD 215152 e
Exoplanet HD 215152 e orbits star HD 215152 that lies 70 light years away from the Sun.
It weighs about 2.877 Earth masses and orbits its star closer than Earth orbits Sun.
Sun distance
70 light years
70 light years
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HD 215152 e
Exoplanet
Star: HD 215152
Distance from the star: 0.15417 AU
Orbit around star: 25.1967 days
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Orbital period
Orbital period of exoplanet HD 215152 e around its star is 25.1967 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: 2.877 M Earth
Exoplanet mass
Exoplanet HD 215152 e has 2.877 Earth masses, or 0.2 times the mass of Uranus.
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: 2018 (radial velocity)
Other designations of this exoplanet
BD−07° 5839 e, GJ 4291 e, HD 215152 e, HIP 112190 e, SAO 146275 e, 2MASS J22432131-0624025 e
BD−07° 5839 e, GJ 4291 e, HD 215152 e, HIP 112190 e, SAO 146275 e, 2MASS J22432131-0624025 e
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HD 215152 system structure
Exoplanet HD 215152 e orbits star HD 215152, which has lower mass than Sun. It is one of 4 known exoplanets orbiting this star.
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HD 215152 | ||||||||
| HD 215152 b | 0.06 AU | 1.8 M⊕ | 5.8 days | ||||||
| HD 215152 c | 0.07 AU | 1.7 M⊕ | 7.3 days | ||||||
| HD 215152 d | 0.09 AU | 2.8 M⊕ | 10.9 days | ||||||
| HD 215152 e | 0.15 AU | 2.9 M⊕ | 25.2 days | ||||||
Comparison
When comparing to the Solar system planets, HD 215152 e has 20 % of mass of Uranus and it orbits its star closer than Mercury orbits the Sun.
| Mercury | Venus | Earth | Mars | Jupiter | Saturn | Uranus | Neptune | ||
|---|---|---|---|---|---|---|---|---|---|
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Mass | 52.31 | 3.53 | 2.88 | 26.15 | 0.01 | 0.03 | 0.2 | 0.17 |
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Distance | 0.4 | 0.21 | 0.15 | 0.1 | 0.03 | 0.02 | 0.01 | 0.01 |
Habitability
Habitable zone of the star: 0.62 - 0.89 AU
The planet is too hot to sustain liquid water.
The planet has mass comparable to Earth.