The DMPP-3 A system contains 1 exoplanet. It is located 147.52 light years away from the solar system.
| Mass | 0.87 solar masses |
| Radius | 0.91 solar radiae |
| Temperature | 5138 kelvin |
| Stellar Metallicity | 0.18 decimal exponent |
| Age | 10.9 billion years |
At 2.582 Earth masses, DMPP-3 A 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 | 2.580 Earth masses |
| Density | 5.060 grams per cubic centimeter |
| Radius | 1.410 Earth radiae |
| Semi-major Axis | 0.0662 AU |
| Eccentricity | 0.14 |
| Orbital Period | 6.673 days |
| Discovery Method | Radial Velocity |
| Discovery Facility | La Silla Observatory |
| Discovery Telescope | 3.6 m ESO Telescope |
| Discovery Instrument | HARPS Spectrograph |
| Discovery Date | 2019-12 |
| Reference | Barnes et al. 2020 |