Exoplanet CatalogThe GJ 3138 planetary system
Distance (light-years)92.9
Spectral typeM0
Temperature (K)3,717
Mass (Sun = 1)0.68
| Planet | Method | Year | Orbital period (days) | Radius (Earth = 1) | Mass (Earth = 1) | Equilibrium temperature (K) |
|---|---|---|---|---|---|---|
| GJ 3138 b | Radial Velocity | 2017 | 1.22 | 1.18 | 1.8 | 903 |
| GJ 3138 c | Radial Velocity | 2017 | 5.97 | 1.88 | 4.2 | 531 |
| GJ 3138 d | Radial Velocity | 2017 | 257.80 | 3.23 | 10.5 | 152 |
Values are the archive’s composite parameters and may combine several publications; mass may be a minimum mass (M·sin i). “–” means no value in the archive.
The star
| Spectral type | Temperature (K) | Radius (Sun = 1) | Mass (Sun = 1) |
|---|---|---|---|
| M0 | 3,717 | 0.50 | 0.68 |
About this page
GJ 3138 is about 92.9 light-years from the Sun and has 3 confirmed planet(s).