COCONUTS-2 b
Description: COCONUTS-2 b is a gas giant exoplanet that orbits the M-type star L 34-26. With a mass of 8 Jupiters, it takes over one million years to complete one orbit around the star orbiting 7,506 AU away from it.
Physical Properties
Mass (Jupiter mass): 8.0 MJ
Radius (Jupiter radius): 1.11 RJ
Density: 7.25 g/cm³
Equilibrium Temperature: 434.0 K
Orbital Parameters
Orbital Period: 402000000.0 days
Semi-major Axis: 7506.0 AU
Eccentricity: Unknown
Inclination: Unknown
Host Star Properties
Host Star: COCONUTS-2 A
Spectral Type: M3 V
Temperature: 3406.0 K
Stellar Mass: 0.37 M☉
Stellar Radius: 0.39 R☉
Discovery Information
Planet Letter: b
Object ID: 3.12783
Host ID: 2.572963
Discovery Date: 2021-08
Discovery Year: 2021
Discovery Method: Imaging
Discovery Locale: Ground
Discovery Facility: NASA Infrared Telescope Facility (IRTF)
Discovery Instrument: SpeX