HD 128311: planetary system

K0 · 53.3 ly away · 2 confirmed planets.

Host star
HD 128311 →
Temperature4965 K
Radius0.76 R☉
Mass0.83 M☉
Distance53.3 ly
Brightnessmag 7.5
Spectral typeK0
Planets in this system
HD 128311 b
Gas giant · ESI 0.38
13.50 R⊕ · 453 days year
Explore →
HD 128311 c
Gas giant · ESI 0.36
13.00 R⊕ · 2.5 years year
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Zoom out · nearby systems
tau Boo →13.0 ly70 Vir →17.3 lyGJ 504 →19.1 lyRoss 508 →19.8 lyHD 141004 →20.2 lyGJ 3779 →21.1 lyGJ 536 →22.3 lyCFBDSIR J145829+101343 →22.9 ly
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