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HD 1666 b
Orbiting HD 1666, discovered in 2015 (7520) by Multiple Observatories via the Radial Velocity method.
Planet
| Radius | Unknown |
| Mass | 2040.00 M⊕ |
| Orbital period | 270.00 Earth days (~0.7 Earth years) |
| Orbital eccentricity | 0.630 |
| Equilibrium temperature | Unknown |
Host star — HD 1666
| Temperature | 6317 K (6044 °C) |
| Radius | 1.93 R☉ |
| Mass | 1.50 M☉ |
Location
| Distance from Earth | 117.9 pc (~385 light-years) |
| Right ascension / Declination | 5.2180 / -19.9315 |
Last refreshed 2026-09-13 from NASA's Exoplanet Archive.