New mid-infrared photometry places kappa Andromedae b at 17.3 Jupiter masses, 47 million years old, with a temperature of 1791 K and radius 1.42 Jupiter radii, just above the deuterium-burning limit.
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A JWST/MIRI view of k Andromedae b: Refining its mass, age, and physical parameters
New mid-infrared photometry places kappa Andromedae b at 17.3 Jupiter masses, 47 million years old, with a temperature of 1791 K and radius 1.42 Jupiter radii, just above the deuterium-burning limit.