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Loading contentThe HD 20781 system has 4 known planets in this catalogue, orbiting the star HD 20781, all discovered in 2019.
| Planet | Class | Radius (R⊕) | Period (d) | Distance (ly) |
|---|---|---|---|---|
| HD 20781 bRadial Velocity · 2019 | Terrestrial planet | 1.21 | 5.3135 | 117 |
| HD 20781 cRadial Velocity · 2019 | Super-Earth | 2.17 | 13.8905 | 117 |
| HD 20781 dRadial Velocity · 2019 | Mini-Neptune | 3.25 | 29.158 | 117 |
| HD 20781 eRadial Velocity · 2019 | Mini-Neptune | 3.83 | 85.5073 | 117 |