The HD 137496 system contains 2 exoplanets. It is located 506.58 light years away from the solar system.
Mass | 1.04 solar masses |
Radius | 1.59 solar radiae |
Temperature | 5799 kelvin |
Stellar Metallicity | -0.03 decimal exponent |
Age | 8.3 billion years |
At 4.042 Earth masses, HD 137496 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 | 4.040 Earth masses |
Density | 10.490 grams per cubic centimeter |
Radius | 1.310 Earth radiae |
Semi-major Axis | 0.02732 AU |
Eccentricity | 0 |
Orbital Period | 1.621 days |
Discovery Method | Transit |
Discovery Facility | K2 |
Discovery Telescope | 0.95 m Kepler Telescope |
Discovery Instrument | Kepler CCD Array |
Discovery Date | 2022-01 |
Reference | Azevedo Silva et al. 2022 |
At more than 50 Earth masses, HD 137496 c is a gas giant, a planet whose mass is mostly made up of hydrogen and helium, like Jupiter and Saturn.
Mass | 2434.566 Earth masses |
Density | 6.690 grams per cubic centimeter |
Radius | 12.600 Earth radiae |
Semi-major Axis | 1.2163 AU |
Eccentricity | 0.477 |
Orbital Period | 479.900 days |
Discovery Method | Radial Velocity |
Discovery Facility | Multiple Observatories |
Discovery Telescope | Multiple Telescopes |
Discovery Instrument | Multiple Instruments |
Discovery Date | 2022-01 |
Reference | Azevedo Silva et al. 2022 |