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Exoplanet DENIS J1253-5709 b
(Unconfirmed Exoplanet)
DENIS J1253-5709 b is an unconfirmed exoplanet detected around star DENIS J1253-5709. More observations are needed to confirm its existence.
Sun distance
54 light years
54 light years
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DENIS J1253-5709 b
Exoplanet
Star: DENIS J1253-5709
Distance from the star: 1.89 AU
Orbit around star: 8.8 days
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Orbital period
Orbital period of exoplanet DENIS J1253-5709 b around its star is 8.8 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: 0.29Basic characteristic
Mass: 244.788 M Earth
| 0.7703 M Jupiter
Exoplanet mass
Exoplanet DENIS J1253-5709 b has 244.788 Earth masses (or 0.7703 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: 2026 (astrometry)
Other designations of this exoplanet
DENIS J125310.8-570924 b, DENIS-P J1253108-570924 b, DE1253−57 b, PALTA-1 b
DENIS J125310.8-570924 b, DENIS-P J1253108-570924 b, DE1253−57 b, PALTA-1 b
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DENIS J1253-5709 system structure
Exoplanet DENIS J1253-5709 b orbits star DENIS J1253-5709, which has much lower mass than Sun. It is the only known exoplanet orbiting this star
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DENIS J1253-5709 | ||||||||
| DENIS J1253-5709 b unconfirmed |
1.89 AU | 244.8 M⊕ | 8.8 days | ||||||
Comparison
When comparing to the Solar system planets, DENIS J1253-5709 b has 77 % of mass of Jupiter and it orbits its star between distances of Mars and Jupiter from the Sun.
| Mercury | Venus | Earth | Mars | Jupiter | Saturn | Uranus | Neptune | ||
|---|---|---|---|---|---|---|---|---|---|
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Mass | 4450.69 | 300.35 | 244.79 | 2225.35 | 0.77 | 2.57 | 16.77 | 14.23 |
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Distance | 4.85 | 2.61 | 1.89 | 1.24 | 0.36 | 0.2 | 0.1 | 0.06 |
Habitability
Habitable zone of the star: 0 - 0 AU
The planet is probably a gas giant and has no surface, however life could still be possible on the potential moons orbiting it.