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KMT-2023-BLG-1896L b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/KMT-2023-BLG-1896L b

Confirmed exoplanet · Neptune Like

KMT-2023-BLG-1896L b

Orbiting KMT-2023-BLG-1896L

Discovered in 2025 using Microlensing. This page reflects the latest synchronized NASA Exoplanet Archive composite record.

NASA Archive record ↗Back to catalog →

Generic neptune like catalog artwork; not a direct image of KMT-2023-BLG-1896L b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,025
Method: Microlensing
Radius: 4.19 R⊕
Mass: 16.35 M⊕
Orbit: Not reported by the NASA Exoplanet Archive
Distance: 5,490 pc

Planet profile

Orbit and physical properties

Orbital period: Not reported by the NASA Exoplanet Archive
Semi-major axis: 2.86 AU
Eccentricity: Not reported by the NASA Exoplanet Archive
Radius: 4.19 Earth radii
Mass: 16.35 Earth masses
Mass provenance: Mass
Density: 1.22 g/cm³
Equilibrium temperature: Not reported by the NASA Exoplanet Archive
Insolation: Not reported by the NASA Exoplanet Archive

Host system

Star and system properties

Host star: KMT-2023-BLG-1896L
Stars in system: 1
Known planets in system: 1
Spectral type: K6 V
Stellar temperature: Not reported by the NASA Exoplanet Archive
Stellar radius: Not reported by the NASA Exoplanet Archive
Stellar mass: 0.72 M☉
Stellar metallicity: Not reported by the NASA Exoplanet Archive
Stellar age: Not reported by the NASA Exoplanet Archive
Distance: 5,490 parsecs
Right ascension: 18h04m07.62s
Declination: -26d57m32.11s

Discovery

Detection and provenance

Discovery method: Microlensing
Discovery year: 2,025
Publication date: 2025-02
Discovery locale: Ground
Facility: KMTNet
Telescope: 1.6 m wide-field telescope
Instrument: 18k Mosaic CCD camera
NASA Exoplanet Archive: Open composite record ↗

Visual archive

Gallery

One image from KMT-2023-BLG-1896L b.

Generic neptune like catalog artwork; not a direct image of KMT-2023-BLG-1896L b — Apex Andromeda catalog artwork