The GJ 3929 system contains 1 exoplanet. It is located 51.56 light years away from the solar system.
| Mass | 0.31 solar masses |
| Radius | 0.32 solar radiae |
| Temperature | 3369 kelvin |
| Stellar Metallicity | 0 decimal exponent |
| Age | - billion years |
At less than 1.5 Earth masses, GJ 3929 b is a terrestrial planet, much like the terrestrial planets we find in our solar system, namely Mercury, Venus, Earth and Mars.
| Mass | 1.210 Earth masses |
| Density | 4.400 grams per cubic centimeter |
| Radius | 1.150 Earth radiae |
| Semi-major Axis | 0.02569 AU |
| Eccentricity | NaN |
| Orbital Period | 2.616 days |
| Discovery Method | Transit |
| Discovery Facility | Transiting Exoplanet Survey Satellite (TESS) |
| Discovery Telescope | 0.1 m TESS Telescope |
| Discovery Instrument | TESS CCD Array |
| Discovery Date | 2022-02 |
| Reference | Kemmer et al. 2022 |