Key parameters at a glance

A radius of 2.70 Earth radii
A mass of 7.75 Earth masses
Surface gravity around 1.06 g
Distance from Earth 23,287.54 light-years
Earth Similarity Index 0.676
Travel time at Voyager 1 speed 410,675,717 years

KMT-2024-BLG-1044L b Planet Profile

Physical Specs

Radius

2.70 R⊕

Radius (Jupiter)

0.241 R♃

Mass

7.75 M⊕

Mass (Jupiter)

0.024 M♃

Density

2.16 g/cm³

Surface Gravity

1.06 g (Earth)

Classification

Planet Type

Sub-Neptune

ESI Score 0.676

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

#865of 1978

top 43.7%

This planet

2.70R⊕

Sub-Neptune median

2.71R⊕

Nearest-size peers

Kepler-259 c 2.70 R⊕ Kepler-668 b 2.70 R⊕ Kepler-32 d 2.70 R⊕

Metric	Earth	KMT-2024-BLG-1044L b	Jupiter
Radius (R⊕)	1.00	2.70	11.21
Mass (M⊕)	1.00	7.75	317.83
Density (g/cm³)	5.51	2.16	1.33
Surface Gravity (g)	1.00	1.06	2.53
Insolation (S⊕)	1.00	—	0.037

Alternative Mass Estimates

Method	Value	Interpretation
Best measured mass	7.750 M⊕	Direct mass measurement (not derived).

Percentile among Sub-Neptune cohort

Radius 2.700 R⊕ · percentile 56 / cohort 1978

Mass 7.750 M⊕ · percentile 51 / cohort 1978

Distance 7,140.00 pc · percentile 100 / cohort 1975

ESI 0.676 · percentile 90 / cohort 1978

Orbit & Habitability

Eq. Temperature

—

Insolation (S⊕)

—

Earth = 1.00

Earth Similarity (ESI)

0.676

0 = alien, 1 = Earth-identical

Discovery Paper

Primary reference

Han et al. 2024

Instrument

18k Mosaic CCD camera

Publication

2024-12

Observation locale

Ground

Discovery cohort

Planets confirmed in 2024 at KMTNet (12 shown).

KMT-2023-BLG-1866L b · Super-Earth KMT-2017-BLG-0849L b · Sub-Neptune KMT-2021-BLG-2609L b · Sub-Neptune KMT-2023-BLG-0416L b · Sub-Neptune KMT-2023-BLG-1431L b · Sub-Neptune KMT-2017-BLG-1057L b · Neptune-like KMT-2023-BLG-0735L b · Neptune-like KMT-2023-BLG-0469L b · Neptune-like KMT-2023-BLG-1642L b · Gas Giant KMT-2016-BLG-2321L b · Gas Giant KMT-2022-BLG-2286L b · Gas Giant KMT-2023-BLG-1743L b · Gas Giant

Host System: KMT-2024-BLG-1044L

Spectral Class

Unknown

Effective Temperature

—

Estimated Age

—

Stellar Radius

—

Stellar Mass

0.069 M☉

Metallicity [Fe/H]

—

Distance

7,140.00 parsec

Light-years 23,287.54 ly

V-band magnitude

— mag

Voyager-speed travel 410,675,717 yr

Similar Worlds

KMT-2018-BLG-0029L b

Sub-Neptune · Unknown

Radius 2.67 R⊕ · 11,024.1 ly

OGLE-2018-BLG-1185L b

Sub-Neptune · Unknown

Radius 2.83 R⊕ · 24,135.5 ly

KMT-2024-BLG-2059L b

Sub-Neptune · Unknown

Radius 2.54 R⊕ · 19,797.7 ly

MOA-2012-BLG-505L b

Sub-Neptune · Unknown

Radius 2.48 R⊕ · 23,515.8 ly

OGLE-2017-BLG-0482L b

Sub-Neptune · Unknown

Radius 2.95 R⊕ · 18,917.0 ly

KMT-2019-BLG-0253L b

Sub-Neptune · Unknown

Radius 2.99 R⊕ · 15,981.6 ly

Explore Related Categories

Sub-Neptune Planets Microlensing Discoveries KMTNet Mission