Exoplanet CatalogThe GJ 357 planetary system
Distance (light-years)30.8
Spectral typeM2.5 V
Temperature (K)3,505
Mass (Sun = 1)0.34
| Planet | Method | Year | Orbital period (days) | Radius (Earth = 1) | Mass (Earth = 1) | Equilibrium temperature (K) |
|---|---|---|---|---|---|---|
| GJ 357 b | Transit | 2019 | 3.93 | 1.20 | 1.8 | 518 |
| GJ 357 c | Radial Velocity | 2019 | 9.12 | 1.66 | 3.4 | 401 |
| GJ 357 d | Radial Velocity | 2019 | 55.66 | 2.34 | 6.1 | 220 |
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) |
|---|---|---|---|
| M2.5 V | 3,505 | 0.34 | 0.34 |
About this page
GJ 357 is about 30.8 light-years from the Sun and has 3 confirmed planet(s).