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Missions Planets Black Holes 3D Map Agencies Blog About apexandromeda.com

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KMT-2025-BLG-0975L b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/KMT-2025-BLG-0975L b

Confirmed exoplanet · Neptune Like

KMT-2025-BLG-0975L b

Orbiting KMT-2025-BLG-0975L

Discovered in 2026 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-2025-BLG-0975L b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,026
Method: Microlensing
Radius: 5.97 R⊕
Mass: 29.8 M⊕
Orbit: Not reported by the NASA Exoplanet Archive
Distance: 7,923 pc

Planet profile

Orbit and physical properties

Orbital period: Not reported by the NASA Exoplanet Archive
Semi-major axis: 0.81 AU
Eccentricity: Not reported by the NASA Exoplanet Archive
Radius: 5.97 Earth radii
Mass: 29.8 Earth masses
Mass provenance: Mass
Density: 0.77 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-2025-BLG-0975L
Stars in system: 1
Known planets in system: 1
Spectral type: M
Stellar temperature: Not reported by the NASA Exoplanet Archive
Stellar radius: Not reported by the NASA Exoplanet Archive
Stellar mass: 0.1 M☉
Stellar metallicity: Not reported by the NASA Exoplanet Archive
Stellar age: Not reported by the NASA Exoplanet Archive
Distance: 7,923 parsecs
Right ascension: 17h50m17.84s
Declination: -30d35m15.00s

Discovery

Detection and provenance

Discovery method: Microlensing
Discovery year: 2,026
Publication date: 2026-08
Discovery locale: Ground
Facility: KMTNet
Telescope: 1.6 m wide-field telescope
Instrument: 18k Mosaic CCD camera
NASA Exoplanet Archive: Open composite record ↗

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