Exoplanet

KMT-2019-BLG-0578L b

Orbiting KMT-2019-BLG-0578L

Overview

KMT-2019-BLG-0578L b is an exoplanet orbiting the star KMT-2019-BLG-0578L, discovered in 2025 using the Microlensing method.

Key Measurements

Mass

381.39

Earth masses

0500 M⊕

Distance

7300.0

parsecs

Nearby10,000 pc

Radius (Earth radii)

Unknown

Mass (Earth masses)

381.39

Measured

Equilibrium Temperature

Unknown

Orbital Period

Unknown

Distance from Earth

7300.0 pc (~23809 ly)

Spectral Type

Unknown

Temperature

Unknown

Mass (Solar)

0.28 M☉

Radius (Solar)

Unknown

Luminosity

Unknown

Planets in System

1

Stars in System

1

Coordinates (RA, Dec)

269.4847°, -27.7949°

Discovery Method

Microlensing

Discovery Year

2025

Data Sources
NASA Exoplanet Archive

Source ID: KMT-2019-BLG-0578L b

System Context

KMT-2019-BLG-0578L b orbits KMT-2019-BLG-0578L and was reported in 2025 and was detected with the Microlensing method.

Published measurements list a mass of 381.39 Earth masses.

Catalog data places the system at about 7,300 parsecs from Earth and 1 known planet in the system.

Host star

Explore the stellar record for this system to compare temperature, spectral type, and known planets.

Open KMT-2019-BLG-0578L