The MASCARA-4 system contains 1 exoplanet. It is located 556.74 light years away from the solar system.
| Mass | 1.75 solar masses |
| Radius | 1.92 solar radiae |
| Temperature | 7800 kelvin |
| Stellar Metallicity | 0 decimal exponent |
| Age | 0.8 billion years |
At more than 50 Earth masses, MASCARA-4 b is a gas giant, a planet whose mass is mostly made up of hydrogen and helium, like Jupiter and Saturn.
| Mass | 985.273 Earth masses |
| Density | 1.070 grams per cubic centimeter |
| Radius | 17.150 Earth radiae |
| Semi-major Axis | 0.047 AU |
| Eccentricity | 0 |
| Orbital Period | 2.824 days |
| Discovery Method | Transit |
| Discovery Facility | Multiple Observatories |
| Discovery Telescope | Multiple Telescopes |
| Discovery Instrument | Multiple Instruments |
| Discovery Date | 2020-03 |
| Reference | Dorval et al. 2020 |