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GJ 900 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/GJ 900 b

Confirmed exoplanet · Gas Giant

GJ 900 b

Orbiting GJ 900 A

Discovered in 2024 using Imaging. This page reflects the latest synchronized NASA Exoplanet Archive composite record.

NASA Archive record ↗Back to catalog →

Generic gas giant catalog artwork; not a direct image of GJ 900 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,024
Method: Imaging
Radius: 12.4 R⊕
Mass: 3,496.112477 M⊕
Orbit: Not reported by the NASA Exoplanet Archive
Distance: 20.8065 pc

Planet profile

Orbit and physical properties

Orbital period: Not reported by the NASA Exoplanet Archive
Semi-major axis: 12,000 AU
Eccentricity: Not reported by the NASA Exoplanet Archive
Radius: 12.4 Earth radii
Mass: 3,496.112477 Earth masses
Mass provenance: Mass
Density: 10.1 g/cm³
Equilibrium temperature: 1.48 K
Insolation: 0 Earth flux

Host system

Star and system properties

Host star: GJ 900 A
Stars in system: 3
Known planets in system: 1
Spectral type: K7
Stellar temperature: 3,976 K
Stellar radius: 0.716187 R☉
Stellar mass: 1.08 M☉
Stellar metallicity: -0.63 dex
Stellar age: 0.2 Gyr
Distance: 20.8065 parsecs
Right ascension: 23h35m00.63s
Declination: +01d36m19.88s

Discovery

Detection and provenance

Discovery method: Imaging
Discovery year: 2,024
Publication date: 2024-06
Discovery locale: Ground
Facility: Multiple Observatories
Telescope: Multiple Telescopes
Instrument: Multiple Instruments
NASA Exoplanet Archive: Open composite record ↗

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