GJ 15 A b

GJ 15 A b orbits a red-dwarf star just 11 light-years away with its companion GJ 15 A c, making them our nearest multi-planet neighbors discovered so far.
Planet Radius:
1.55 x Earth (estimate)
Planet Type:
  • Super Earth
Discovery Method:
  • Radial Velocity
Planet Mass:
3.03 Earths
Discovery Date:
2014
Orbital Radius:
0.072 AU
Orbital Period:
11.4 days
Eccentricity:
0.09
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