HD 128311 b

HD 128311 b is a gas giant exoplanet that orbits a K-type star. Its mass is 1.769 Jupiters, it takes 453 days to complete one orbit of its star, and is 1.084 AU from its star. Its discovery was announced in 2002.
Planet Radius:
1.2 x Jupiter (estimate)
Planet Type:
  • Gas Giant
Discovery Method:
  • Radial Velocity
Planet Mass:
1.769 Jupiters
Discovery Date:
Orbital Radius:
1.084 AU
Orbital Period:
453 days
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