The GJ 1151 system contains 1 exoplanet. It is located 26.21 light years away from the solar system.
| Mass | 0.17 solar masses |
| Radius | 0.2 solar radiae |
| Temperature | 3114 kelvin |
| Stellar Metallicity | - decimal exponent |
| Age | - billion years |
At 2.503 Earth masses, GJ 1151 b is a so called Super Earth. Super Earths could be terrestrial worlds like Earth, but they could also be ocean worlds or terrestrial worlds wrapped in a substantial atmosphere, in which case some refer to them as Mini Neptunes.
| Mass | 2.500 Earth masses |
| Density | 5.120 grams per cubic centimeter |
| Radius | 1.390 Earth radiae |
| Semi-major Axis | 0.01735 AU |
| Eccentricity | 0 |
| Orbital Period | 2.018 days |
| Discovery Method | Radial Velocity |
| Discovery Facility | Multiple Observatories |
| Discovery Telescope | Multiple Telescopes |
| Discovery Instrument | Multiple Instruments |
| Discovery Date | 2021-02 |
| Reference | Mahadevan et al. 2021 |