HD 20781: planetary system
K0 V · 117 ly away · 4 confirmed planets.
Host star
Binary system · 2 starsTemperature5256 K
Radius0.83 R☉
Mass0.70 M☉
Distance117 ly
Brightnessmag 8.5
Spectral typeK0 V
HD 20781 is a binary system — 2 stars bound by gravity. The figures above are for HD 20781, the planets’ host.
Planets in this system
HD 20781 b
Rocky world · ESI 0.27
1.21 R⊕ · 5.3 days year
HD 20781 c
Sub-Neptune · ESI 0.32
2.17 R⊕ · 14 days year
HD 20781 d
Sub-Neptune · ESI 0.35
3.25 R⊕ · 29 days year
HD 20781 e
Ice / gas giant · ESI 0.46
3.83 R⊕ · 86 days year
Zoom out · nearby systems
HD 20782 →0.2 lyHR 858 →18.0 lyHD 21411 →22.7 lyTOI-2427 →25.0 lyHD 25015 →25.6 lyLP 890-9 →26.7 lyTOI-406 →30.2 lyTOI-1201 →34.0 ly
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