Confirmed Exoplanet Discovered 2024

KMT-2022-BLG-2286L b

A gas giant orbiting the unknown KMT-2022-BLG-2286L, located approximately 23,874.6 light-years from Earth.

Key parameters at a glance

  • A radius of 12.10 Earth radii
  • A mass of 6,038.74 Earth masses
  • Surface gravity around 41.25 g
  • Semi-major axis 2.0200 AU
  • Distance from Earth 23,874.62 light-years
  • Earth Similarity Index 0.298
  • Travel time at Voyager 1 speed 421,028,886 years

KMT-2022-BLG-2286L b Planet Profile

Physical Specs

Radius
12.10 R⊕
Radius (Jupiter)
1.080 R♃
Mass
6,038.74 M⊕
Mass (Jupiter)
19.000 M♃
Density
18.70 g/cm³
Surface Gravity
41.25 g (Earth)

Classification

Planet Type

Gas Giant

ESI Score 0.298
HZ Position Unknown
Controversial No

Discovery

Year 2024
Method Microlensing
Facility KMTNet
Telescope 1.6 m wide-field telescope

Size rank in cohort

Rank by radius

#1454of 1771

top 82.0%

This planet

12.10R⊕

Gas Giant median

13.52R⊕

Nearest-size peers

Metric Earth KMT-2022-BLG-2286L b Jupiter
Radius (R⊕)1.0012.1011.21
Mass (M⊕)1.006,038.74317.83
Density (g/cm³)5.5118.701.33
Surface Gravity (g)1.0041.252.53
Insolation (S⊕)1.000.037

Alternative Mass Estimates

Method Value Interpretation
Best measured mass 6,038.740 M⊕ Direct mass measurement (not derived).

Percentile among Gas Giant cohort

Radius 12.100 R⊕ · percentile 16 / cohort 1771
Mass 6,038.740 M⊕ · percentile 96 / cohort 1747
Distance 7,320.00 pc · percentile 99 / cohort 1759
ESI 0.298 · percentile 58 / cohort 1771

Orbit & Habitability

Orbital Dynamics

Period
days
Semi-major axis
2.0200 AU
Eccentricity
Inclination
°

Year Length

Orbital period for this planet has not yet been measured.

Eq. Temperature

 

Insolation (S⊕)

Earth = 1.00

Earth Similarity (ESI)

0.298

0 = alien, 1 = Earth-identical

Discovery Paper

Primary reference

Han et al. 2024

Instrument

18k Mosaic CCD camera

Publication

2024-11

Observation locale

Ground

Host System: KMT-2022-BLG-2286L

Spectral Class

Unknown

Effective Temperature

Estimated Age

Stellar Radius

Stellar Mass

0.200 M☉

Metallicity [Fe/H]

Distance
7,320.00 parsec
Light-years 23,874.62 ly
V-band magnitude
mag
Voyager-speed travel 421,028,886 yr

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