The HAT-P-34 system contains 1 exoplanet. It is located 813.19 light years away from the solar system.
| Mass | 1.39 solar masses |
| Radius | 1.53 solar radiae |
| Temperature | 6442 kelvin |
| Stellar Metallicity | 0.22 decimal exponent |
| Age | 1.7 billion years |
At more than 50 Earth masses, HAT-P-34 b is a gas giant, a planet whose mass is mostly made up of hydrogen and helium, like Jupiter and Saturn.
| Mass | 1058.374 Earth masses |
| Density | 2.500 grams per cubic centimeter |
| Radius | 13.417 Earth radiae |
| Semi-major Axis | 0.06774 AU |
| Eccentricity | 0.432 |
| Orbital Period | 5.453 days |
| Discovery Method | Transit |
| Discovery Facility | HATNet |
| Discovery Telescope | Canon 200mm f/1.8L |
| Discovery Instrument | 2K CCD Sensor |
| Discovery Date | 2012-07 |
| Reference | Bakos et al. 2012 |