stars
exoplanets
news
Exoplanet LHS 1903 e
Exoplanet LHS 1903 e orbits star LHS 1903 that lies 116 light years away from the Sun.
It weighs about 5.79 Earth masses and orbits its star closer than Earth orbits Sun.
Sun distance
116 light years
116 light years
Loading may take a moment.
LHS 1903 e
Exoplanet, super-earth
Star: LHS 1903
Distance from the star: 0.15135 AU
Orbit around star: 29.31773 days
+
Orbital period
Orbital period of exoplanet LHS 1903 e around its star is 29.31773 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: 0.014Basic characteristic
Mass: 5.79 M Earth
Exoplanet mass
Exoplanet LHS 1903 e has 5.79 Earth masses, or 0.4 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
Size: 1.732 R Earth | 0.2 R Jupiter
Density: 6144 kg/m3 | 111.45 % Earth
Other designations of this exoplanet
Gaia DR2 978086481343568128 e, Gaia DR3 978086481343568128 e, HIP 34730 e, G 107-55 e, LSPM J0711 4819 e, NLTT 17491 e, TOI-1730 e, TIC 318022259 e, TYC 3396-1862-1 e, 2MASS J07112794 4819501 e
Gaia DR2 978086481343568128 e, Gaia DR3 978086481343568128 e, HIP 34730 e, G 107-55 e, LSPM J0711 4819 e, NLTT 17491 e, TOI-1730 e, TIC 318022259 e, TYC 3396-1862-1 e, 2MASS J07112794 4819501 e
Advertisement
LHS 1903 system structure
Exoplanet LHS 1903 e orbits star LHS 1903, which has much lower mass than Sun. It is one of 4 known exoplanets orbiting this star.
|
|
LHS 1903 | ||||||||
| LHS 1903 b | 0.03 AU | 3.3 M⊕ | 1.4 R⊕ | 2.2 days | |||||
| LHS 1903 c | 0.05 AU | 4.6 M⊕ | 2 R⊕ | 6.2 days | |||||
| LHS 1903 d | 0.09 AU | 6 M⊕ | 2.5 R⊕ | 12.6 days | |||||
| LHS 1903 e | 0.15 AU | 5.8 M⊕ | 1.7 R⊕ | 29.3 days | |||||
Comparison
When comparing to the Solar system planets, LHS 1903 e has 40 % of mass of Uranus and it orbits its star closer than Mercury orbits the Sun.
| Mercury | Venus | Earth | Mars | Jupiter | Saturn | Uranus | Neptune | ||
|---|---|---|---|---|---|---|---|---|---|
|
Mass | 105.27 | 7.1 | 5.79 | 52.64 | 0.02 | 0.06 | 0.4 | 0.34 |
|
Size | 4.52 | 1.82 | 1.73 | 3.27 | 0.15 | 0.19 | 0.43 | 0.46 |
|
Density | 1.14 | 1.17 | 1.11 | 1.51 | 4.94 | 8.82 | 4.89 | 3.56 |
|
Distance | 0.39 | 0.21 | 0.15 | 0.1 | 0.03 | 0.02 | 0.01 | 0.01 |
Habitability
Habitable zone of the star: 0.27 - 0.39 AU
The planet's orbit is close to hotter edge of the habitable zone of its star.