Proxima Cen: planetary system
M5.5 V · 4.2 ly away · 2 confirmed planets.
Host star
Triple system · 3 starsTemperature2900 K
Radius0.14 R☉
Mass0.12 M☉
Distance4.2 ly
Brightnessmag 11.0
Spectral typeM5.5 V
Proxima Cen is a triple system — 3 stars bound by gravity. The figures above are for Proxima Cen, the planets’ host.
The other stars of this system
Proxima Cen shares this system with 2 other suns, bound by gravity.
Planets in this system
Proxima Cen d
Rocky world · ESI 0.83
0.69 R⊕ · 5.1 days year
Proxima Cen b
Rocky world · ESI 0.89
1.02 R⊕ · 11 days year
Zoom out · nearby systems
Barnard's star →6.6 lyeps Ind A →9.7 lyGJ 887 →10.3 lyRoss 128 →10.4 lyGJ 674 →11.3 lyGJ 1061 →11.4 lyKapteyn →11.9 lyWolf 1061 →12.1 ly
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