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Exoplanet 23 Librae c
Exoplanet 23 Librae c orbits star 23 Librae that lies 85 light years away from the Sun.
It weighs about 260.684 Earth masses and orbits its star further than Earth orbits Sun.
Sun distance
85 light years
85 light years
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23 Librae c
Exoplanet, gas giant
Star: 23 Librae
Distance from the star: 5.8 AU
Orbit around star: 5000 days
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Orbital period
Orbital period of exoplanet 23 Librae c around its star is 5000 days (or 13.7 years).
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: 260.684 M Earth
| 0.8203 M Jupiter
Exoplanet mass
Exoplanet 23 Librae c has 260.684 Earth masses (or 0.8203 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
Year of discovery: 2009 (radial velocity)
Other designations of this exoplanet
CD−24° 11928 c, Gliese 579.4 c, GJ 579.4 c, HD 134987 c, HIC 74500 c, HIP 74500 c, HR 5657 c, SAO 183275 c
CD−24° 11928 c, Gliese 579.4 c, GJ 579.4 c, HD 134987 c, HIC 74500 c, HIP 74500 c, HR 5657 c, SAO 183275 c
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23 Librae system structure
Exoplanet 23 Librae c orbits star 23 Librae, which has bigger mass than Sun. It is one of 2 known exoplanets orbiting this star.
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23 Librae | ||||||||
| 23 Librae b | 0.81 AU | 505.5 M⊕ | 258.2 days | ||||||
| 23 Librae c | 5.8 AU | 260.7 M⊕ | 5000 days | ||||||
Comparison
When comparing to the Solar system planets, 23 Librae c has 82 % of mass of Jupiter and it orbits its star between distances of Jupiter and Saturn from the Sun.
| Mercury | Venus | Earth | Mars | Jupiter | Saturn | Uranus | Neptune | ||
|---|---|---|---|---|---|---|---|---|---|
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Mass | 4739.71 | 319.86 | 260.68 | 2369.85 | 0.82 | 2.74 | 17.86 | 15.16 |
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Distance | 14.87 | 8.02 | 5.8 | 3.81 | 1.11 | 0.61 | 0.3 | 0.19 |
Habitability
Habitable zone of the star: 1.3 - 1.9 AU
The planet is too cold to sustain liquid water on its surface. It is however possible that there is environment with higher temperatures on some of its potential moons.
The planet is probably a gas giant and has no surface, however life could still be possible on the potential moons orbiting it.