The MASCARA-1 system contains 1 exoplanet. It is located 594.49 light years away from the solar system.
| Mass | 1.72 solar masses |
| Radius | 2.1 solar radiae |
| Temperature | 7554 kelvin |
| Stellar Metallicity | 0 decimal exponent |
| Age | 1 billion years |
At more than 50 Earth masses, MASCARA-1 b is a gas giant, a planet whose mass is mostly made up of hydrogen and helium, like Jupiter and Saturn.
| Mass | 1175.971 Earth masses |
| Density | 1.500 grams per cubic centimeter |
| Radius | 16.814 Earth radiae |
| Semi-major Axis | 0.043 AU |
| Eccentricity | 0 |
| Orbital Period | 2.149 days |
| Discovery Method | Transit |
| Discovery Facility | Multiple Observatories |
| Discovery Telescope | Multiple Telescopes |
| Discovery Instrument | Multiple Instruments |
| Discovery Date | 2017-10 |
| Reference | Talens et al. 2017 |