Key parameters at a glance
- A radius of 2.54 Earth radii
- A mass of 6.99 Earth masses
- Surface gravity around 1.08 g
- Semi-major axis 2.5500 AU
- Distance from Earth 19,797.67 light-years
- Earth Similarity Index 0.698
- Travel time at Voyager 1 speed 349,131,877 years
KMT-2024-BLG-2059L b Planet Profile
Physical Specs
Classification
Planet Type
Sub-Neptune
Discovery
Size rank in cohort
Rank by radius
#1117of 1978
top 56.4%
This planet
2.54R⊕
Sub-Neptune median
2.71R⊕
Nearest-size peers
| Metric | Earth | KMT-2024-BLG-2059L b | Jupiter |
|---|---|---|---|
| Radius (R⊕) | 1.00 | 2.54 | 11.21 |
| Mass (M⊕) | 1.00 | 6.99 | 317.83 |
| Density (g/cm³) | 5.51 | 2.34 | 1.33 |
| Surface Gravity (g) | 1.00 | 1.08 | 2.53 |
| Insolation (S⊕) | 1.00 | — | 0.037 |
Alternative Mass Estimates
| Method | Value | Interpretation |
|---|---|---|
| Best measured mass | 6.992 M⊕ | Direct mass measurement (not derived). |
Percentile among Sub-Neptune cohort
Orbit & Habitability
Orbital Dynamics
Year Length
Orbital period for this planet has not yet been measured.
Eq. Temperature
—
Insolation (S⊕)
—
Earth = 1.00
Earth Similarity (ESI)
0.698
0 = alien, 1 = Earth-identical
Discovery Paper
Primary reference
Han et al. 2025Instrument
18k Mosaic CCD camera
Publication
2025-10
Observation locale
Ground
Discovery cohort
Planets confirmed in 2025 at KMTNet (12 shown).
Host System: KMT-2024-BLG-2059L
Spectral Class
Unknown
Effective Temperature
—
Estimated Age
—
Stellar Radius
—
Stellar Mass
0.510 M☉
Metallicity [Fe/H]
—
Similar Worlds
MOA-2012-BLG-505L b
Sub-Neptune · Unknown
Radius 2.48 R⊕ · 23,515.8 ly
OGLE-2018-BLG-0977L b
Sub-Neptune · Unknown
Radius 2.41 R⊕ · 21,200.1 ly
KMT-2017-BLG-0849L b
Sub-Neptune · Unknown
Radius 2.41 R⊕ · 23,548.5 ly
OGLE-2018-BLG-0383L b
Sub-Neptune · Unknown
Radius 2.41 R⊕ · 25,114.0 ly
KMT-2018-BLG-0029L b
Sub-Neptune · Unknown
Radius 2.67 R⊕ · 11,024.1 ly
KMT-2024-BLG-1044L b
Sub-Neptune · Unknown
Radius 2.70 R⊕ · 23,287.5 ly