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HD 40307 g
Orbiting HD 40307, discovered in 2013 (7518) by La Silla Observatory via the Radial Velocity method.
Planet
| Radius | Unknown |
| Mass | 7.10 M⊕ |
| Orbital period | 197.80 Earth days (~0.5 Earth years) |
| Orbital eccentricity | 0.290 |
| Equilibrium temperature | Unknown |
Host star — HD 40307
| Temperature | 4956 K (4683 °C) |
| Radius | Unknown |
| Mass | 0.77 M☉ |
Location
| Distance from Earth | 12.9 pc (~42 light-years) |
| Right ascension / Declination | 88.5172 / -60.0237 |
Last refreshed 2026-09-14 from NASA's Exoplanet Archive.