GJ 229: planetary system
M1.5V · 18.8 ly away · 2 confirmed planets.
Host star
Triple system · 3 starsTemperature3564 K
Radius0.46 R☉
Mass0.51 M☉
Distance18.8 ly
Brightnessmag 8.2
Spectral typeM1.5V
GJ 229 is a triple system — 3 stars bound by gravity. The figures above are for GJ 229, the planets’ host.
Planets in this system
GJ 229 A c
Sub-Neptune · ESI 0.58
2.87 R⊕ · 122 days year
GJ 229 b
Ice / gas giant · ESI 0.32
3.97 R⊕ · 579 days year
Zoom out · nearby systems
GJ 3323 →7.1 lyKapteyn →9.2 lyGJ 273 →10.8 lyGJ 1061 →12.1 lyeps Eri →12.7 lyHD 20794 →13.5 lyLTT 1445 A →16.0 lyTeegarden's Star →17.0 ly
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