Exoplanet · Groombridge 34
GJ 15 A c
Orbit5.4 AU
Year20.8 years
Mass≥ 36 M⊕
Temperature~46 K (estimated)
It circles Groombridge 34 once every 20.8 years, 5.4 AU out.
Found in 2018 by the radial velocity method, which measures the star's wobble. That gives a minimum mass, so it could be heavier.
Sources
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